Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
dang cong » dung cong
hanh ban » thanh ban, hang ban, hanh san
cua dang » cua cong, cua ban
ban cua » ban quan
dan van » dang van, doan van, tan van
dao van » do van, dang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((chieu xanh) OR (chieu sang)) - hanh ban cua dang cong ((dan van) or (dao van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((chieu xanh) OR (chieu sang)) - hanh ban cua dang cong ((dan van) OR (dao van)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((chieu xanh) OR (chieu sang)) - hanh ban cua dang cong ((dan van) or (dao van)) ban".
• Adding a wildcard symbol may retrieve word variants: toc ((chieu xanh) OR (chieu sang)) - hanh ban cua dang cong ((dan van) or (dao van)) ban*.