Perhaps you should try some spelling variations:
doi chinh » do chinh, tai chinh, hoc chinh
dang cong » dung cong
tac chuan » tac quan, tac cua, tac can
chuan ban » chuan san, nhuan ban, chuan van
tranh va » tranh van, trang va, trinh va
cong tac » cong ty
va dang » van dang, va nang, va lang

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 dang cong tac chuan ban~.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - canh tranh va dang cong tac chuan ban*.