diff --git a/public/userarea/importify/check_vocabulary.php b/public/userarea/importify/check_vocabulary.php
index 1a9836b..378f980 100644
--- a/public/userarea/importify/check_vocabulary.php
+++ b/public/userarea/importify/check_vocabulary.php
@@ -105,10 +105,15 @@ if(isset($_FILES['f_csv'])) {
                         $arr_analysis_refdata = new WA_MySQLi_RS("rsl", $repnew, 0);
                         $trim_item = str_replace("\n", "", str_replace("'", "\'", $item['word']));
                         $groupcodeTrimmed = str_replace("\n", "", str_replace("'", "\'", $item['groupcode']));
-                        $arr_analysis_refdata->setQuery("SELECT * FROM analysisvocabulary where analysiscode like '$groupcodeTrimmed'");
-                        $arr_analysis_refdata->execute();
-                        $arr_analysis_ref = $arr_analysis_refdata->Results; 
-                        if(count($arr_analysis_ref) == 0){
+                        if($groupcodeTrimmed == "" || $groupcodeTrimmed == "-" || $groupcodeTrimmed == " "){
+                            $quantity = 0;
+                        }else{
+                            $arr_analysis_refdata->setQuery("SELECT * FROM analysisvocabulary where analysiscode like '$groupcodeTrimmed'");
+                            $arr_analysis_refdata->execute();
+                            $arr_analysis_ref = $arr_analysis_refdata->Results;
+                            $quantity = count($arr_analysis_ref);
+                        } 
+                        if($quantity == 0){
                             $arr_analysis_refdata = new WA_MySQLi_RS("rsl", $repnew, 0);
                             $arr_analysis_refdata->setQuery("SELECT * FROM analysisvocabulary where nameanalysisvoc like '$trim_item'");
                             $arr_analysis_refdata->execute();