Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
cua truong » cua trung, xuan truong, cac truong
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
than cap » khan cap, thanh lap, thanh cac

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

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