Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, doi chieu
cua bang » chua bang, cua ban, cua dang
cong ban » cong bang, cong dan, dong ban
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
khan cap » khan ap, than cap, khoan cam

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 bang ((cong ban) or (((cong tan) OR (cong san)))) khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh trung cua bang ((cong ban) OR (((cong tan) OR (cong san)))) khan cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh trung cua bang ((cong ban) or (((cong tan) OR (cong san)))) khan cap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trung cua bang ((cong ban) or (((cong tan) OR (cong san)))) khan cap*.