Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua nhung » va nhung
doc hieu » toc thieu, hoc hien
tan toan » tap toan, van toan, dan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (hoc thieu)) tinh - chinh doanh cua nhung cong ((tan toan) OR (tan tran)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) tinh - chinh doanh cua nhung cong ((tan toan) OR (tan tran)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (hoc thieu)) tinh - chinh doanh cua nhung cong ((tan toan) OR (tan tran)) cau".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc thieu)) tinh - chinh doanh cua nhung cong ((tan toan) OR (tan tran)) cau*.