diff --git a/module/action/model.php b/module/action/model.php
index 9688628a21..3e36a848df 100644
--- a/module/action/model.php
+++ b/module/action/model.php
@@ -423,7 +423,7 @@ class actionModel extends model
         /* If the sql not include 'project', add check purview for project. */
         if(strpos($actionQuery, $allProject) === false)
         {
-            $actionQuery = $actionQuery . 'AND `project`' . helper::dbIN(array_keys($projects));
+            $actionQuery = $actionQuery . ' AND `project`' . helper::dbIN(array_keys($projects));
         }
         else
         {
diff --git a/module/bug/model.php b/module/bug/model.php
index 49d286feea..c1521c636a 100644
--- a/module/bug/model.php
+++ b/module/bug/model.php
@@ -1100,7 +1100,7 @@ class bugModel extends model
         /* check the purview of projects.*/
         if(strpos($this->session->bugQuery, '`project`') === false) 
         {
-            $var = $this->session->bugQuery . 'AND `project`' . helper::dbIN(array_keys($projects));
+            $var = $this->session->bugQuery . ' AND `project`' . helper::dbIN(array_keys($projects));
             $this->session->set('bugQuery', "$var");
         }
 
diff --git a/module/story/model.php b/module/story/model.php
index 6b40845070..fd53e2d9a3 100644
--- a/module/story/model.php
+++ b/module/story/model.php
@@ -883,7 +883,7 @@ class storyModel extends model
             $storyQuery     = str_replace($allProduct, '1', $this->session->storyQuery);
             $queryProductID = 'all';
         }
-        $storyQuery = $storyQuery . 'AND `product`' . helper::dbIN(array_keys($products));
+        $storyQuery = $storyQuery . ' AND `product`' . helper::dbIN(array_keys($products));
         $storyQuery = $this->loadModel('search')->replaceDynamic($storyQuery);
 
         return $this->getBySQL($queryProductID, $storyQuery, $orderBy, $pager);