Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
nhung cong » thong cong, hang cong, nhung don
cho chieu » ho chieu, theo chieu, chon chien
dung cong » dung trong
tung cam » dung cam, trung cap, tung pham
than cau » toan cau, phan cau, thanh chau
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: cho chieu sach - thanh tung cam ((nhung cong) or (dung cong)) tan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chieu sach - thanh tung cam ((nhung cong) OR (dung cong)) tan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: cho chieu sach - thanh tung cam ((nhung cong) or (dung cong)) tan ((than cau) or (than cap))*.