Perhaps you should try some spelling variations:
chung cong » nhung cong, chong cong, phung cong
luan chung » luan chinh
chua nang » chua xang, kha nang, cuu nang
hang luan » tang luan, dung luan
anh hang » anh hoang, anh hung, anh bang
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than va » thanh va, nhan va, toan va

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

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