Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, truong thanh
hanh dung » thanh dung, anh dung, hanh dong
luan bang » luan nang, luan ban, luan tang
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong ty
toan cao » toan ban, toan tap

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