Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
nhieu tang » chieu sang, hieu lang, nhiet nang
tranh cua » doanh cua, manh cua
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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) or (chinh sach))) or (nhieu tang)) - canh tranh cua dong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu sach) OR (chinh sach))) OR (nhieu tang)) - canh tranh cua dong cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu sach) or (chinh sach))) or (nhieu tang)) - canh tranh cua dong cong tac toan cau*.