Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
dong cong » duong cong, dung cong, dang cong
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cua dong » chua dong, cua cong, cua dang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chiet tach) or (chieu sach)) - anh tang cua dong cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chiet tach) OR (chieu sach)) - anh tang cua dong cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chiet tach) or (chieu sach)) - anh tang cua dong cong tac toan ban*.