Perhaps you should try some spelling variations:
tranh chuc » tranh chua, tranh cua, trang phuc
nang cong » nang song, dang cong, bang cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
ha chau » hat chau, lai chau, hoa chat
a chau » lai chau, hat chau, mai chau

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: ((ha chau) OR (a chau)) tinh - canh tranh chuc nang cong dan than cau~.
• Adding a wildcard symbol may retrieve word variants: ((ha chau) or (a chau)) tinh - canh tranh chuc nang cong dan than cau*.