Perhaps you should try some spelling variations:
doi chinh » do chinh, tai chinh, hoc chinh
nang cong » nang song, dang cong, bang cong
san chang » ban hang, dan chan, van khang
chang ban » hang ban, chang ran, chang nang
tranh va » tranh van, trang va, trinh va
cong san » cong tac
va nang » van nang, da nang, cam nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chinh sach - canh tranh va nang cong san chang ban~.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - canh tranh va nang cong san chang ban*.