Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
doi chinh » do chinh, tai chinh, hoc chinh
trinh vat » trinh van, trinh luat, sinh vat
dang cong » dung cong
vat dang » van dang, vat dung, va dang
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 - canh trinh vat dang cong san chan ban~.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - canh trinh vat dang cong san chan ban*.