Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
hanh dang » hanh dong, hanh dung, hanh mang
anh dang » anh dong, anh dung, anh bang
cua nang » chua nang, cua dang, cua hang
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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