Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
doanh luan » doanh nhan
cong thanh » dong thanh, cong trinh, cong tan
hoc thieu » toc thieu, hoc hien
luan hang » luan nang, luan han, luan hung
cong than » cong thang, cong tan, cong thai
doc hieu » toc thieu, hoc hien
phan cac » nhan cach, phan dau, phan lap

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)) quang - chinh doanh luan hang ((cong than) OR (cong thanh)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) quang - chinh doanh luan hang ((cong than) OR (cong thanh)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (hoc thieu)) quang - chinh doanh luan hang ((cong than) OR (cong thanh)) phan cac".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc thieu)) quang - chinh doanh luan hang ((cong than) OR (cong thanh)) phan cac*.