diff --git a/IRaCIS.Core.Application/Service/Reading/ClinicalDataSetService.cs b/IRaCIS.Core.Application/Service/Reading/ClinicalDataSetService.cs
index 87b745a81..b9bb0b28c 100644
--- a/IRaCIS.Core.Application/Service/Reading/ClinicalDataSetService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ClinicalDataSetService.cs
@@ -196,7 +196,7 @@ namespace IRaCIS.Application.Services
         public async Task<List<SystemCriterionSelectDto>> GetSystemCriterionSelectList(SystemCriterionSelectQuery inQuery)
         {
             return await _repository.Where<ReadingQuestionCriterionSystem>()
-                  .WhereIf(string.IsNullOrEmpty(inQuery.CriterionName), t => t.CriterionName.Contains(inQuery.CriterionName))
+                  .WhereIf(!string.IsNullOrEmpty(inQuery.CriterionName), t => t.CriterionName.Contains(inQuery.CriterionName))
                   .WhereIf(inQuery.IsEnable != null, t => t.IsEnable == inQuery.IsEnable)
                   .WhereIf(inQuery.IsCompleteConfig != null, t => t.IsCompleteConfig == inQuery.IsCompleteConfig)
                   .Select(t => new SystemCriterionSelectDto()
@@ -213,7 +213,7 @@ namespace IRaCIS.Application.Services
         public async Task<List<TrialCriterionSelectDto>> GetTrialCriterionSelectList(TrialCriterionSelectQuery inQuery)
         {
             return await _repository.Where<ReadingQuestionCriterionTrial>(t => t.TrialId == inQuery.TrialId)
-               .WhereIf(string.IsNullOrEmpty(inQuery.CriterionName), t => t.CriterionName.Contains(inQuery.CriterionName))
+               .WhereIf(!string.IsNullOrEmpty(inQuery.CriterionName), t => t.CriterionName.Contains(inQuery.CriterionName))
                .WhereIf(inQuery.IsEnable != null, t => t.IsEnable == inQuery.IsEnable)
                .WhereIf(inQuery.IsCompleteConfig != null, t => t.IsCompleteConfig == inQuery.IsCompleteConfig)
                .Select(t => new TrialCriterionSelectDto()