Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trung » hanh trang, manh trung, danh trung
tieu xanh » tieu danh, chieu xanh, dieu hanh
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
va dung » van dung, va duong, vat dung
dan van » dang van, doan van, dao van

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