Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, mot chieu
cong danh » cuong danh, cong thanh, cong khanh
lang van » dang van, tang van, hoang van
cong dan » cong san, cong tan, huong dan
thanh tu » hanh tu, nhanh tu, thanh tung
van va » van vat, van van, ban va

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 - lang van va thuong ((cong danh) or (cong dan)) thanh tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - lang van va thuong ((cong danh) OR (cong dan)) thanh tu*.