Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
quang cua » quan cua, quang tuan, quang huy
cua dung » cua dang, cua dong, qua dung
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: theo chieu xanh - nhanh quang cua dung ((cong dan) or (cong tan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - nhanh quang cua dung ((cong dan) OR (cong tan)) van ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - nhanh quang cua dung ((cong dan) or (cong tan)) van ban*.