Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
thanh son » thanh san, thanh cong, thanh toan
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
son va » song va, son la, lon va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh son va nhung ((cong dan) OR (cong tan)) ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh son va nhung ((cong dan) OR (cong tan)) ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - thanh son va nhung ((cong dan) OR (cong tan)) ((toan cau) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh son va nhung ((cong dan) OR (cong tan)) ((toan cau) or (toan ban))*.