Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
thanh chau » thanh cha, thanh cham, thanh chu
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, than cap, khoan cam
tung va » trung va, tuong va, dung va
va dung » van dung, va duong, vat dung

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 tung va dung cong dan ((((thanh chau) or (phan tu))) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tung va dung cong dan ((((thanh chau) OR (phan tu))) OR (khan cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung va dung cong dan ((((thanh chau) or (phan tu))) or (khan cap))*.