Perhaps you should try some spelling variations:
chiet tach » chieu sach
nhieu tang » chieu sang, hieu lang, nhiet nang
thanh tung » thanh cong
dong cong » duong cong, dung cong, dang cong
tung cua » trung cua, tuong cua, dung cua
cua dong » chua dong, cua cong, cua dang
cong san » cong tac
san chan » san chang, dan chan, san chay
chan cau » phan cau, can cau, chinh cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chinh sach) OR (nhieu tang))) OR (chiet tach)) - thanh tung cua dong cong san chan cau~.
• Adding a wildcard symbol may retrieve word variants: ho ((((chinh sach) or (nhieu tang))) or (chiet tach)) - thanh tung cua dong cong san chan cau*.