Perhaps you should try some spelling variations:
luan hung » luan chung, lan hung, luan ung
hung cong » nhung cong, hung cuong, phung cong
anh dung » anh dong, anh huong, sach dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
chuc » thuc, chu, chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((ho manh) or (chuc nang)) - anh dung luan hung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((ho manh) OR (chuc nang)) - anh dung luan hung cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: cho ((ho manh) or (chuc nang)) - anh dung luan hung cong dan than cau*.