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
doi chieu » doc hieu, ho chieu, mot chieu
van phan » van phong, van thanh, luan phan
phan cac » nhan cach, phan dau, phan lap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (doi chi)) sach - canh doanh luan ((nhung cong) or (thong thong)) van phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) sach - canh doanh luan ((nhung cong) OR (thong thong)) van phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doi chi)) sach - canh doanh luan ((nhung cong) or (thong thong)) van phan cac".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doi chi)) sach - canh doanh luan ((nhung cong) or (thong thong)) van phan cac*.