Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh dung » thanh duong, thanh tung, thanh hung
dong cong » duong cong, dung cong, dang cong
dung van » duong van, dung va, dang van
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tap
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((trieu tinh) or (chieu sach)) - thanh dung van dong cong tan ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((trieu tinh) OR (chieu sach)) - thanh dung van dong cong tan ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((trieu tinh) or (chieu sach)) - thanh dung van dong cong tan ((toan cau) or (van ban))*.