Perhaps you should try some spelling variations:
doi chinh » do chinh, tai chinh, hoc chinh
chinh van » chinh va, chinh ban, chinh can
nang cong » nang song, dang cong, bang cong
van nang » van quang, van ban, van dong
cong san » cong tac
san chan » san chang, dan chan, san chay
chan ban » can ban, chat ban, chan nan

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 - hanh chinh van nang cong san chan ban~.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - hanh chinh van nang cong san chan ban*.