Perhaps you should try some spelling variations:
khung cong » nhung cong, khung long, phung cong
cong hoan » cong hoa, dong hoa, cong ha
thanh cap » thanh lap, hanh cap, thanh ca
chu xanh » chu manh, chieu xanh, chua xang
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
cho chu » cho thue

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: cho chu xanh - thanh ((cong tan) OR (cong hoan)) khung cong san ((thanh cap) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu xanh - thanh ((cong tan) or (cong hoan)) khung cong san ((thanh cap) OR (than cap))~".
• Adding a wildcard symbol may retrieve word variants: cho chu xanh - thanh ((cong tan) or (cong hoan)) khung cong san ((thanh cap) OR (than cap))*.