Perhaps you should try some spelling variations:
chung cong » nhung cong, chong cong, phung cong
tang luan » dung luan
tang luat » nang suat, hang luan, tong luan
chao chu » cho chu, cua chu, cao cho
chu nang » chuc nang, chua nang, cuu nang
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan ban » tuan bang, toan ban, luan ban

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

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