Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
thanh lua » thanh luu, thanh qua, tranh luan
hanh dong » anh dong, ha dong
thanh phi » thanh pho, thanh phan, thanh pham
lua hanh » luat hanh, luu hanh, lu hanh
phi phi » chi phi, phi thi, thi phi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (chieu tinh)) - cong thanh lua hanh dong thanh phi phi~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu tinh)) - cong thanh lua hanh dong thanh phi phi.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu tinh)) - cong thanh lua hanh dong thanh phi phi*.