--- D:/views_handler_filter_combine - Copy.inc	Fri May 31 13:29:50 2013
+++ D:/views_handler_filter_combine.inc	Fri May 31 13:31:48 2013
@@ -71,8 +71,8 @@
           $separated_fields[] = "' '";
         }
       }
-      $expression = implode(', ', $separated_fields);
-      $expression = "CONCAT_WS(' ', $expression)";
+      $expression = implode('+ \' \' +', $separated_fields);
+      //$expression = "CONCAT_WS(' ', $expression)";
 
       $info = $this->operators();
       if (!empty($info[$this->operator]['method'])) {