Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, hieu lang
cho chieu » ho chieu, theo chieu, chon chien
anh dinh » hanh dinh, lanh dinh, anh kinh
anh dung » anh dong, anh huong, sach dung
dan than » dan chan, ban than, dan toan
van than » van thanh, van thang, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chieu sang - ((anh dinh) or (anh dung)) va nhung cong ((dan than) or (van than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chieu sang - ((anh dinh) OR (anh dung)) va nhung cong ((dan than) OR (van than)) cao.
• Adding a wildcard symbol may retrieve word variants: cho chieu sang - ((anh dinh) or (anh dung)) va nhung cong ((dan than) or (van than)) cao*.