Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
cua nhung » va nhung
thanh lap » thanh san, phan lap, thanh hai
tung cua » trung cua, tuong cua, dung cua
cong san » cong tac
than cap » thanh cac, than cua, than va
khan cap » khan ap, khoan cam, phan cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - thanh tung cua nhung cong san ((((than cap) OR (khan cap))) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - thanh tung cua nhung cong san ((((than cap) OR (khan cap))) OR (thanh lap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo hieu lang - thanh tung cua nhung cong san ((((than cap) OR (khan cap))) or (thanh lap))*".