Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thuong cong » thong cong, thuong con, thuong dong
hanh doanh » hang doanh, doanh doanh, kinh doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
ca thuong » cao thuong, cua thuong, va thuong
toc hieu » toc thieu, doc hieu, hoc thieu
tac toan » tap toan, hach toan, tich toan
tam toan » tap toan, tam than, pham toan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - ((hanh doanh) OR (chinh doanh)) ca thuong cong ((tac toan) OR (tam toan)) cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc hieu manh - ((hanh doanh) or (chinh doanh)) ca thuong cong ((tac toan) OR (tam toan)) cao~".
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - ((hanh doanh) or (chinh doanh)) ca thuong cong ((tac toan) OR (tam toan)) cao*.