Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban
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: doi chieu sang - thanh trung ((va dung) or (((xay dung) or (tin dung)))) cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh trung ((va dung) OR (((xay dung) OR (tin dung)))) cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung ((va dung) or (((xay dung) or (tin dung)))) cong manh toan ban*.