Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
bang cong » dang cong, bang song, hang cong
anh hanh » anh thanh, xanh hanh, anh anh
hanh cua » manh cua, hang cua, hanh sua
cua bang » chua bang, cua ban, cua dang
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai

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 - anh hanh cua bang cong dan ((toan cau) or (((toan ban) or (van ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - anh hanh cua bang cong dan ((toan cau) OR (((toan ban) OR (van ban)))).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - anh hanh cua bang cong dan ((toan cau) or (((toan ban) or (van ban))))*.