Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
dung cong » dung trong
ban thanh » ban hanh, ban hang
anh tang » anh bang, anh dang, anh nang
tang lan » tang luan, tang van, tang dan
lan dung » van dung, dan dung, lan hung
san than » sang than, san thanh, ban than

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu tinh) or (chinh sach)) - anh tang lan dung cong ((san than) or (ban thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu tinh) OR (chinh sach)) - anh tang lan dung cong ((san than) OR (ban thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu tinh) or (chinh sach)) - anh tang lan dung cong ((san than) or (ban thanh)) cau*.