Perhaps you should try some spelling variations:
truong quan » trong quan, thong quan, luong quan
chiet tach » chieu sach
truong cua » truong ca, truong cao, huong cua
dang cong » dung cong
ho chiet » ho chieu, ho thiet, hoc thiet
cong tac » cong ty
quan ban » quang ban, qua ban, quan van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - thanh ((truong cua) or (truong quan)) dang cong tac ((quan ban) or (cua ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh ((truong cua) OR (truong quan)) dang cong tac ((quan ban) OR (cua ban)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh ((truong cua) or (truong quan)) dang cong tac ((quan ban) or (cua ban))*.