Perhaps you should try some spelling variations:
luan chung » luan chinh
chung cong » nhung cong, chong cong, phung cong
cong lang » cong vang, cong luong, cong quang
lang gian » dan gian, nang giao, lang bien
doc hieu » hoc thieu, hoc hien
van dung » van dong, xay dung, tin dung
gian cam » gian cham, gian cac, gia cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) nganh - van dung luan chung cong lang gian cam~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) nganh - van dung luan chung cong lang gian cam.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (toc thieu)) nganh - van dung luan chung cong lang gian cam*.