Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tac » cong ty
than cau » phan cau, than cap, thanh chau
khan cap » khan ap, than cap, khoan cam
toan cau » toan cao, toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - canh tranh cua nhung cong tac ((((than cau) or (khan cap))) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - canh tranh cua nhung cong tac ((((than cau) OR (khan cap))) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - canh tranh cua nhung cong tac ((((than cau) or (khan cap))) or (toan cau))*.