Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
trong cua » truong cua, thong cua, trong ca
tranh cua » doanh cua, manh cua
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cap » than cap, tranh chap, tran 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: theo hieu lang - hanh ((((trong cua) OR (tranh cua))) OR (tang cua)) nhung cong tac tran cap~.
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - hanh ((((trong cua) or (tranh cua))) or (tang cua)) nhung cong tac tran cap*.