Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh huong
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tung » thanh cong
tran thanh » ban thanh, van thanh, quan thanh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
vat dung » van dung, va dung, viet dung
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - ((thanh truong) or (thanh tung)) vat dung cong tan tran thanh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((thanh truong) OR (thanh tung)) vat dung cong tan tran thanh.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((thanh truong) or (thanh tung)) vat dung cong tan tran thanh*.