Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
nhieu tang » chieu sang, hieu lang, nhiet nang
luong cong » dung cong, trong cong, cong cong
van luong » van duong, van cuong, nang luong
ban dang » ban hang, ban dan, van dang
dang van » hoang van, hang va
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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 nganh) or (nhieu tang)) - ban dang van luong cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu nganh) OR (nhieu tang)) - ban dang van luong cong san than cau.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu nganh) or (nhieu tang)) - ban dang van luong cong san than cau*.