Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh dung » thanh dung, anh dung, hanh dong
luan hang » luan nang, luan han, luan hung
hang cong » dang cong, hang nong, bang cong
dang van » hoang van, hang va
dan van » doan van, dao van, tan van

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 xanh) or (chieu sang)) - hanh dung luan hang cong ((dan van) or (dang van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - hanh dung luan hang cong ((dan van) OR (dang van)) ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - hanh dung luan hang cong ((dan van) or (dang van)) ban*.