Perhaps you should try some spelling variations:
thanh tung » thanh cong
tieu sach » chieu sach, dien sach, te sach
thanh cap » hanh cap, than cap, thanh ca
thanh lap » thanh san, phan lap, thanh hai
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
cong ban » cong bang, cong tan, cong dan
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - thanh tung cua dung ((cong ban) or (cong san)) ((thanh cap) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - thanh tung cua dung ((cong ban) OR (cong san)) ((thanh cap) OR (thanh lap)).
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - thanh tung cua dung ((cong ban) or (cong san)) ((thanh cap) or (thanh lap))*.