Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
dang cong » dung cong
ho chieu » theo chieu, doi chieu, mot chieu
san toan » van toan, dan toan, manh toan
toan tap » toan ban

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

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