Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
va duong » van duong, va tuong, va huong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban
tung va » trung va, tuong va, dung va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((hieu manh) or (chieu tinh)) - thanh tung va duong ((cong dan) or (cong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hieu manh) OR (chieu tinh)) - thanh tung va duong ((cong dan) OR (cong tan)) toan tap.
• Adding a wildcard symbol may retrieve word variants: doi ((hieu manh) or (chieu tinh)) - thanh tung va duong ((cong dan) or (cong tan)) toan tap*.