Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, ho chieu
thanh van » thanh san, thanh phan, thanh nhan
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh

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 xanh - thanh ((thanh van) or (thanh toan)) nhung ((cong dan) OR (cong tan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((thanh van) OR (thanh toan)) nhung ((cong dan) OR (cong tan)) van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh ((thanh van) or (thanh toan)) nhung ((cong dan) OR (cong tan)) van ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((thanh van) or (thanh toan)) nhung ((cong dan) OR (cong tan)) van ban*.