Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thanh tran » thanh trang, thanh toan, thanh tra
hieu xanh » chieu xanh, hieu manh, hieu nganh
dung cong » dung trong
cong sang » cong san, cong lang, cong vang
sang than » cang thang, dang thanh, sang tao
doc hieu » toc thieu, hoc thieu, hoc hien
than cap » khan cap, thanh lap, thanh cac
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - ((thanh tran) or (thanh thang)) va dung cong sang than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - ((thanh tran) OR (thanh thang)) va dung cong sang than cap*.