Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
thanh cac » hanh cac, thanh bac, thanh ca
tang vat » tang van, dang vat, bang vat
vat dung » van dung, va dung, viet dung
cong dan » cong san, cong tan, huong dan
than cau » phan cau, than cap, thanh chau
toan cau » 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 tieu xanh - hanh tang vat dung cong dan ((((than cau) or (thanh cac))) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tang vat dung cong dan ((((than cau) OR (thanh cac))) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang vat dung cong dan ((((than cau) or (thanh cac))) or (toan cau))*.