diff --git a/app/models/attachment.rb b/app/models/attachment.rb
index dea4e404e..ebabbf944 100644
--- a/app/models/attachment.rb
+++ b/app/models/attachment.rb
@@ -119,8 +119,9 @@ class Attachment < ActiveRecord::Base
                 }
             },
             sort:{
-                downloads: {order:"desc"},
-                _score:{order:"desc"}
+                _score:{order:"desc"},
+                downloads: {order:"desc"}
+
             },
             highlight: {
                 pre_tags: ['<span class="c_red">'],
diff --git a/app/models/course.rb b/app/models/course.rb
index 8f7c990ab..0bd14d38b 100644
--- a/app/models/course.rb
+++ b/app/models/course.rb
@@ -122,8 +122,9 @@ class Course < ActiveRecord::Base
                 }
             },
             sort: {
-                updated_at:{order:"desc"},
-                _score:{order: "desc" }
+                _score:{order: "desc" },
+                updated_at:{order:"desc"}
+
             },
             highlight: {
                 pre_tags: ['<span class="c_red">'],
@@ -393,13 +394,20 @@ class Course < ActiveRecord::Base
   #   __elasticsearch__.delete_document
   # end
   def create_course_ealasticsearch_index
+    if self.is_public == 1
     self.__elasticsearch__.index_document
+    end
   end
   def update_course_ealasticsearch_index
+    if self.is_public == 1
     self.__elasticsearch__.update_document
+    end
   end
   def delete_course_ealasticsearch_index
+
+    if self.is_public == 1
     self.__elasticsearch__.delete_document
+      end
   end
 end
 
diff --git a/app/models/project.rb b/app/models/project.rb
index 034873596..847c536da 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -194,8 +194,8 @@ class Project < ActiveRecord::Base
                 multi_match: {
                     query: query,
                     type:"most_fields",
-                    operator: "and",
-                    fields: ['name']
+                    operator: "or",
+                    fields: ['name','description^0.5']
                 }
             },
             sort: {
diff --git a/app/models/user.rb b/app/models/user.rb
index bf2bca6db..ced747af8 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -36,7 +36,6 @@ class User < Principal
       indexes :firstname, analyzer: 'smartcn',index_options: 'offsets'
       indexes :lastname, analyzer: 'smartcn',index_options: 'offsets'
       indexes :last_login_on, analyzer: 'smartcn',index_options: 'offsets',type: 'date'
-      indexes :id, analyzer: 'smartcn',index_options: 'offsets'
     end
   end