diff --git a/config/locales/en.yml b/config/locales/en.yml
index 2d2a7fb..57f2e6b 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -2,6 +2,9 @@ en:
   module_name:
     personal_patent: Patent
   personal_patent:
+    select_class: "——select class——"
+    search_class: "search class:"
+    word_to_search: "word to search:"
     patent_title : "Patent Title"
     book_title : "Book Title"
     extracted_chapters : "Extracted Chapters"