Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tra
chung cong » nhung cong, chong cong, phung cong
van chung » van chuong, van hung, van phung
ho chieu » theo chieu, hoc thieu, doi chieu
tran van » luan van
cong dan » cong san, cong tan, huong dan
chan cau » phan cau, chinh cau, nhanh cau
can cau » van cau, ban cau, ca cau

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 tran van chung cong dan ((chan cau) or (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tran van chung cong dan ((chan cau) OR (can cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tran van chung cong dan ((chan cau) or (can cau))*.