- Fix regexp matching field names

program/include/rcube_contacts.php

@@ -306,7 +306,7 @@ class rcube_contacts extends rcube_addressbook
         if (!empty($post_search)) {
             $ids = array(0);
             // build key name regexp
-            $regexp = '/^(' . implode(array_keys($post_search), '|') . ')(:.*?)$/';
+            $regexp = '/^(' . implode(array_keys($post_search), '|') . ')(?:.*)$/';
             // use initial WHERE clause, to limit records number if possible
             if (!empty($where))
                 $this->set_search_set($where);