Perhaps you should try some spelling variations:
luan chung » luan chinh
chung cong » nhung cong, chong cong, phung cong
chua nang » chua xang, kha nang, cuu nang
bang luan » tang luan, hang luan, dung luan
anh bang » anh hoang, anh quang, tinh bang
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man
chuc » thuc, chu, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chua nang) or (chuc nang)) - anh bang luan chung cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chua nang) OR (chuc nang)) - anh bang luan chung cong dan than ban*.