Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
thanh tran » thanh trang, thanh toan, thanh tra
hieu lang » chieu sang, hieu quang, hieu van
trong tac » trong cac, tuong tac, trong tan
tran vat » tran van, tran viet, tran nhat
vat dung » van dung, va dung, viet dung
tac van » tac vang, cac van, tac va

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) or (nhieu tang)) - thanh tran vat dung trong tac van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - thanh tran vat dung trong tac van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (nhieu tang)) - thanh tran vat dung trong tac van ban*.