Perhaps you should try some spelling variations:
nang quan » ban quan, nang suat
quan hanh » quan thanh, quang thanh, quang khanh
hanh cong » thanh cong, hang cong, hanh dong
tnhan tai » toan tai, nhan tao, han tai
anh nang » ganh nang, anh bang, anh dang
cong san » cong tac
nhan tai » hang tai, van tai, toan tai
ho chuc » hoi chuc, hoc chuc, ho chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chuc nang - anh nang quan hanh cong san ((tnhan tai) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chuc nang - anh nang quan hanh cong san ((tnhan tai) OR (nhan tai)).
• Adding a wildcard symbol may retrieve word variants: ho chuc nang - anh nang quan hanh cong san ((tnhan tai) or (nhan tai))*.