Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh cua » doanh luan
cua nhung » va nhung
hoc hieu » hoc thieu, hoc hien, doc hieu
tac toan » tap toan, hach toan, tich toan
tam toan » tap toan, pham toan, tam thanh
tam than » ban than

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - doanh doanh cua nhung cong ((tac toan) or (((tam toan) or (tam than)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - doanh doanh cua nhung cong ((tac toan) OR (((tam toan) OR (tam than)))) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - doanh doanh cua nhung cong ((tac toan) or (((tam toan) or (tam than)))) cau*.