diff -u b/core/modules/config/tests/src/Functional/ConfigEntityTest.php b/core/modules/config/tests/src/Functional/ConfigEntityTest.php
--- b/core/modules/config/tests/src/Functional/ConfigEntityTest.php
+++ b/core/modules/config/tests/src/Functional/ConfigEntityTest.php
@@ -189,7 +189,7 @@
     $this->assertTrue($same_id->isNew());
     try {
       $same_id->save();
-      $this->fail('Not possible to overwrite an entity.');
+      $this->fail('Not possible to overwrite an  entity.');
     }
     catch (EntityStorageException $e) {
       // Expected exception; just continue testing.
diff -u b/core/tests/Drupal/FunctionalTests/Libraries/JqueryUiLibraryAssetsTest.php b/core/tests/Drupal/FunctionalTests/Libraries/JqueryUiLibraryAssetsTest.php
--- b/core/tests/Drupal/FunctionalTests/Libraries/JqueryUiLibraryAssetsTest.php
+++ b/core/tests/Drupal/FunctionalTests/Libraries/JqueryUiLibraryAssetsTest.php
@@ -280,7 +280,7 @@
    * Confirms jQuery UI assets load as expected.
    *
    * Compares the jQuery assets that currently load against a list of the assets
-   * that loaded prior to the deprecation of all remaining core jQuery UI
+   * that loaded prior to the the deprecation of all remaining core jQuery UI
    * libraries.
    *
    * While this is similar to testLibraryAssetLoadingOrder(), it is a separate
@@ -288,7 +288,7 @@
    * Confirms jQuery UI assets load as expected.
    *
    * Compares the jQuery assets that currently load against a list of the assets
-   * that loaded prior to the the deprecation of all remaining core jQuery UI
+   * that loaded prior to the deprecation of all remaining core jQuery UI
    * libraries.
    *
    * While this is similar to testLibraryAssetLoadingOrder(), it is a separate
only in patch2:
unchanged:
--- a/core/core.libraries.yml
+++ b/core/core.libraries.yml
@@ -415,7 +415,7 @@ drupal.autocomplete:
     misc/autocomplete.js: { weight: -1 }
     # The remaining JavaScript assets previously came from core/jquery.ui, a
     # deprecated library.
-    # All weights are based on on the requirements defined within each file.
+    # All weights are based on the requirements defined within each file.
     # @todo replace with solution in https://drupal.org/node/3076171
     assets/vendor/jquery.ui/ui/widgets/autocomplete-min.js: { weight: -11.7, minified: true }
     assets/vendor/jquery.ui/ui/labels-min.js: { weight: -11.7, minified: true }
@@ -527,7 +527,7 @@ drupal.dialog:
     misc/dialog/dialog.jquery-ui.js: {}
     # The remaining JavaScript assets previously came from core/jquery.ui, a
     # deprecated library.
-    # All weights are based on on the requirements defined within each file.
+    # All weights are based on the requirements defined within each file.
     # @todo replace with solution in https://drupal.org/node/2158943
     assets/vendor/jquery.ui/ui/widgets/dialog-min.js: { weight: -11.4, minified: true }
     assets/vendor/jquery.ui/ui/widgets/button-min.js: { weight: -11.5, minified: true }
@@ -978,7 +978,7 @@ jquery.ui.dialog:
   version: *jquery_ui_version
   license: *jquery_ui_license
   js:
-    # All weights are based on on the requirements defined within each file.
+    # All weights are based on the requirements defined within each file.
     assets/vendor/jquery.ui/ui/widgets/dialog-min.js: { weight: -11.4, minified: true }
     assets/vendor/jquery.ui/ui/widgets/button-min.js: { weight: -11.5, minified: true }
     assets/vendor/jquery.ui/ui/widgets/checkboxradio-min.js: { weight: -11.6, minified: true }
only in patch2:
unchanged:
--- a/core/includes/file.inc
+++ b/core/includes/file.inc
@@ -9,7 +9,7 @@
 use Drupal\Core\File\FileSystemInterface;
 
 /**
- * @defgroup file File interface
+ * @defgroup file interface
  * @{
  * Common file handling functions.
  */
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Database/Database.php
+++ b/core/lib/Drupal/Core/Database/Database.php
@@ -443,7 +443,7 @@ public static function closeConnection($target = NULL, $key = NULL) {
       unset(self::$connections[$key]);
     }
     // Force garbage collection to run. This ensures that client connection
-    // objects and results in the connection being being closed are destroyed.
+    // objects and results in the connection being closed are destroyed.
     gc_collect_cycles();
   }
 
only in patch2:
unchanged:
--- a/core/modules/config/tests/src/Functional/ConfigImportUITest.php
+++ b/core/modules/config/tests/src/Functional/ConfigImportUITest.php
@@ -525,7 +525,7 @@ public function testExtensionValidation() {
     $this->submitForm([], 'Import all');
     $this->assertSession()->pageTextContains('The configuration cannot be imported because it failed validation for the following reasons:');
     $this->assertSession()->pageTextContains('Unable to uninstall the Text module since the Node module is installed.');
-    $this->assertSession()->pageTextContains('Unable to uninstall the Theme test base theme theme since the Theme test subtheme theme is installed.');
+    $this->assertSession()->pageTextContains('Unable to uninstall the Theme test base theme since the Theme test subtheme theme is installed.');
     $this->assertSession()->pageTextContains('Unable to install the does_not_exist module since it does not exist.');
     $this->assertSession()->pageTextContains('Unable to install the does_not_exist theme since it does not exist.');
   }
only in patch2:
unchanged:
--- a/core/modules/help_topics/help_topics/core.content_structure.html.twig
+++ b/core/modules/help_topics/help_topics/core.content_structure.html.twig
@@ -17,7 +17,7 @@ top_level: true
   <li>{% trans %}Boolean, Number (provided by the core system): Stores true/false values and numbers{% endtrans %}</li>
   <li>{% trans %}Comment (provided by the core Comment module): Allows users to add comments to an entity{% endtrans %}</li>
   <li>{% trans %}Date, Timestamp (Datetime module): Stores dates and times{% endtrans %}</li>
-  <li>{% trans %}Date range (Datetime range module): Stores time/date periods with a start and and an end{% endtrans %}</li>
+  <li>{% trans %}Date range (Datetime range module): Stores time/date periods with a start and an end{% endtrans %}</li>
   <li>{% trans %}Email (core system): Stores email addresses{% endtrans %}</li>
   <li>{% trans %}Link (Link module): Stores URLs and link text{% endtrans %}</li>
   <li>{% trans %}List (Options module): Stores values chosen from pre-defined lists, where the values can be numbers or text; see section below for more on list fields.{% endtrans %}</li>
only in patch2:
unchanged:
--- a/core/modules/jsonapi/tests/src/Functional/ResourceTestBase.php
+++ b/core/modules/jsonapi/tests/src/Functional/ResourceTestBase.php
@@ -337,7 +337,7 @@ protected function setUpFields(EntityInterface $entity, UserInterface $account)
       $entity = $reloaded_entity;
 
       // Set a default value on the fields.
-      $entity->set('field_rest_test', ['value' => 'All the faith he had had had had no effect on the outcome of his life.']);
+      $entity->set('field_rest_test', ['value' => 'All the faith he had no effect on the outcome of his life.']);
       $entity->set('field_jsonapi_test_entity_ref', ['user' => $account->id()]);
       $entity->set('field_rest_test_multivalue', [['value' => 'One'], ['value' => 'Two']]);
       $entity->save();
@@ -2370,7 +2370,7 @@ public function testPatchIndividual() {
     // Ensure that fields do not get deleted if they're not present in the PATCH
     // request. Test this using the configurable field that we added, but which
     // is not sent in the PATCH request.
-    $this->assertSame('All the faith he had had had had no effect on the outcome of his life.', $updated_entity->get('field_rest_test')->value);
+    $this->assertSame('All the faith he had no effect on the outcome of his life.', $updated_entity->get('field_rest_test')->value);
 
     // Multi-value field: remove item 0. Then item 1 becomes item 0.
     $doc_multi_value_tests = $this->getPatchDocument();
only in patch2:
unchanged:
--- a/core/modules/layout_builder/tests/src/Functional/LayoutBuilderAccessTest.php
+++ b/core/modules/layout_builder/tests/src/Functional/LayoutBuilderAccessTest.php
@@ -249,23 +249,23 @@ public function providerTestAccessWithoutBundles() {
       [],
     ];
     $data['override permissions'] = [
-      ['configure all user user layout overrides'],
+      ['configure all user layout overrides'],
       FALSE,
       TRUE,
       TRUE,
       [
-        'configure all user user layout overrides' => [
+        'configure all user layout overrides' => [
           'config' => ['core.entity_view_display.user.user.default'],
         ],
       ],
     ];
     $data['editable override permissions'] = [
-      ['configure editable user user layout overrides'],
+      ['configure editable user layout overrides'],
       FALSE,
       FALSE,
       TRUE,
       [
-        'configure all user user layout overrides' => [
+        'configure all user layout overrides' => [
           'config' => ['core.entity_view_display.user.user.default'],
         ],
       ],
only in patch2:
unchanged:
--- a/core/modules/rest/tests/src/Functional/EntityResource/EntityResourceTestBase.php
+++ b/core/modules/rest/tests/src/Functional/EntityResource/EntityResourceTestBase.php
@@ -229,7 +229,7 @@ public function setUp() {
         $this->entity = $reloaded_entity;
 
         // Set a default value on the fields.
-        $this->entity->set('field_rest_test', ['value' => 'All the faith they had had had had no effect on the outcome of their life.']);
+        $this->entity->set('field_rest_test', ['value' => 'All the faith they had no effect on the outcome of their life.']);
         $this->entity->set('field_rest_test_multivalue', [['value' => 'One'], ['value' => 'Two']]);
         $this->entity->set('rest_test_validation', ['value' => 'allowed value']);
         $this->entity->save();
@@ -1071,7 +1071,7 @@ public function testPatch() {
     // Ensure that fields do not get deleted if they're not present in the PATCH
     // request. Test this using the configurable field that we added, but which
     // is not sent in the PATCH request.
-    $this->assertSame('All the faith they had had had had no effect on the outcome of their life.', $updated_entity->get('field_rest_test')->value);
+    $this->assertSame('All the faith they had no effect on the outcome of their life.', $updated_entity->get('field_rest_test')->value);
 
     // Multi-value field: remove item 0. Then item 1 becomes item 0.
     $normalization_multi_value_tests = $this->getNormalizedPatchEntity();
only in patch2:
unchanged:
--- a/core/modules/system/tests/src/Functional/Module/NonStableModulesTest.php
+++ b/core/modules/system/tests/src/Functional/Module/NonStableModulesTest.php
@@ -186,10 +186,10 @@ public function testDeprecatedConfirmForm(): void {
     $assert = $this->assertSession();
     $assert->pageTextNotContains('Deprecated module has been enabled.');
     $assert->pageTextContains('Deprecated modules are modules that may be removed from the next major release of Drupal core. Use at your own risk.');
-    $assert->pageTextContains('The Deprecated module module is deprecated');
+    $assert->pageTextContains('The Deprecated module is deprecated');
     $more_information_link = $assert->elementExists('named', [
       'link',
-      'The Deprecated module module is deprecated. (more information)',
+      'The Deprecated module is deprecated. (more information)',
     ]);
     $this->assertEquals('http://example.com/deprecated', $more_information_link->getAttribute('href'));
 
@@ -220,7 +220,7 @@ public function testDeprecatedConfirmForm(): void {
     // list of the deprecated modules with only this one.
     $assert->pageTextNotContains('2 modules have been enabled: Deprecated module dependency, Deprecated module');
     $assert->pageTextContains('Deprecated modules are modules that may be removed from the next major release of Drupal core. Use at your own risk.');
-    $assert->pageTextContains('The Deprecated module module is deprecated');
+    $assert->pageTextContains('The Deprecated module is deprecated');
 
     // There should be a warning about enabling deprecated modules, but no
     // warnings about experimental modules.
@@ -232,7 +232,7 @@ public function testDeprecatedConfirmForm(): void {
     $assert->pageTextNotContains('The Deprecated module dependency module is deprecated');
 
     // There should be a message about enabling dependencies.
-    $assert->pageTextContains('You must enable the Deprecated module module to install Deprecated module dependency');
+    $assert->pageTextContains('You must enable the Deprecated module to install Deprecated module dependency');
 
     // Enable the module and confirm that it worked.
     $this->submitForm([], 'Continue');
@@ -296,7 +296,7 @@ public function testDeprecatedConfirmForm(): void {
     // list of the deprecated modules with only this one.
     $assert->pageTextNotContains('2 modules have been enabled: Deprecated module dependency, Deprecated module');
     $assert->pageTextContains('Deprecated modules are modules that may be removed from the next major release of Drupal core. Use at your own risk.');
-    $assert->pageTextContains('The Deprecated module module is deprecated');
+    $assert->pageTextContains('The Deprecated module is deprecated');
 
     // There should be a warning about enabling deprecated modules, but no
     // warnings about experimental modules.
@@ -362,10 +362,10 @@ public function testDeprecatedAndExperimentalConfirmForm(): void {
     $assert = $this->assertSession();
     $assert->pageTextNotContains('Deprecated module has been enabled.');
     $assert->pageTextContains('Deprecated modules are modules that may be removed from the next major release of Drupal core. Use at your own risk.');
-    $assert->pageTextContains('The Deprecated module module is deprecated');
+    $assert->pageTextContains('The Deprecated module is deprecated');
     $more_information_link = $assert->elementExists('named', [
       'link',
-      'The Deprecated module module is deprecated. (more information)',
+      'The Deprecated module is deprecated. (more information)',
     ]);
     $this->assertEquals('http://example.com/deprecated', $more_information_link->getAttribute('href'));
 
only in patch2:
unchanged:
--- a/core/modules/tour/tests/src/FunctionalJavascript/TourLegacyTest.php
+++ b/core/modules/tour/tests/src/FunctionalJavascript/TourLegacyTest.php
@@ -135,9 +135,9 @@ private function assertToolTipMarkup(int $index, string $nub_position, string $j
    */
   public function providerTestTourTipMarkup() {
     return [
-      'Using the the deprecated TipPlugin with Stable theme' => ['tour-test-legacy'],
+      'Using the deprecated TipPlugin with Stable theme' => ['tour-test-legacy'],
       'Using current TourTipPlugin with Stable theme' => ['tour-test-1'],
-      'Using the the deprecated TipPlugin with Stable 9 theme' => ['tour-test-legacy', 'stable9'],
+      'Using the deprecated TipPlugin with Stable 9 theme' => ['tour-test-legacy', 'stable9'],
       'Using current TourTipPlugin with Stable 9 theme' => ['tour-test-1', 'stable9'],
     ];
   }
only in patch2:
unchanged:
--- a/core/tests/Drupal/KernelTests/Core/KeyValueStore/KeyValueContentEntityStorageTest.php
+++ b/core/tests/Drupal/KernelTests/Core/KeyValueStore/KeyValueContentEntityStorageTest.php
@@ -139,7 +139,7 @@ public function testCRUD() {
     $this->assertTrue($same_id->isNew());
     try {
       $same_id->save();
-      $this->fail('Not possible to overwrite an entity entity.');
+      $this->fail('Not possible to overwrite an entity.');
     }
     catch (EntityStorageException $e) {
       // Expected exception; just continue testing.
only in patch2:
unchanged:
--- a/core/themes/olivero/css/components/header-search-narrow.css
+++ b/core/themes/olivero/css/components/header-search-narrow.css
@@ -159,7 +159,7 @@
     background-color: transparent
 
     /*
-      When in Windows high contrast mode, FF will will not output either background
+      When in Windows high contrast mode, FF will not output either background
       images or SVGs that are nested directly within a <button> element, so we add a <span>.
     */
   }
only in patch2:
unchanged:
--- a/core/themes/olivero/css/components/header-search-narrow.pcss.css
+++ b/core/themes/olivero/css/components/header-search-narrow.pcss.css
@@ -85,7 +85,7 @@
     background-color: transparent;
 
     /*
-      When in Windows high contrast mode, FF will will not output either background
+      When in Windows high contrast mode, FF will not output either background
       images or SVGs that are nested directly within a <button> element, so we add a <span>.
     */
     & .icon--search {
only in patch2:
unchanged:
--- a/core/themes/olivero/css/components/header-search-wide.css
+++ b/core/themes/olivero/css/components/header-search-wide.css
@@ -205,7 +205,7 @@
     background-color: transparent
 
     /*
-      When in Windows high contrast mode, FF will will not output either background
+      When in Windows high contrast mode, FF will not output either background
       images or SVGs that are nested directly within a <button> element, so we add a <span>.
     */
   }
only in patch2:
unchanged:
--- a/core/themes/olivero/css/components/header-search-wide.pcss.css
+++ b/core/themes/olivero/css/components/header-search-wide.pcss.css
@@ -102,7 +102,7 @@
     background-color: transparent;
 
     /*
-      When in Windows high contrast mode, FF will will not output either background
+      When in Windows high contrast mode, FF will not output either background
       images or SVGs that are nested directly within a <button> element, so we add a <span>.
     */
     & .icon--search {