Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh dung » thanh duong, thanh tung, thanh hung
hoc chieu » hoc thieu, ho chieu, hoc hien
dung cam » dung lam, dung cac, dung nam
cong tan » cong tac, cong san, cong thanh
thai cao » tai cao, thoai cac, thuat cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - thanh dung cam nang ((cong tan) or (cong ty)) thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - thanh dung cam nang ((cong tan) OR (cong ty)) thai cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - thanh dung cam nang ((cong tan) or (cong ty)) thai cao*.