Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
canh doanh » hanh doanh, chinh doanh, kinh doanh
hien hach » thien hach, hien hanh, hien nhanh
dang cong » dung cong
cua dang » cua cong, cua ban
cong san » cong tac
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hach - ((canh doanh) or (doanh doanh)) cua dang cong san ((phan lap) OR (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hach - ((canh doanh) OR (doanh doanh)) cua dang cong san ((phan lap) OR (phan dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hach - ((canh doanh) or (doanh doanh)) cua dang cong san ((phan lap) OR (phan dau))".
• Adding a wildcard symbol may retrieve word variants: hoc hien hach - ((canh doanh) or (doanh doanh)) cua dang cong san ((phan lap) OR (phan dau))*.