Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chinh cong » thanh cong, trinh cong
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
van thanh » ban thanh, van tuan
san toan » van toan, dan toan, manh toan
cong va » dong va, cong ha, cong tac

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 (chieu xanh)) - chinh cong va nhung cong ((san toan) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu xanh)) - chinh cong va nhung cong ((san toan) OR (van thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chieu xanh)) - chinh cong va nhung cong ((san toan) or (van thanh)) cau*.