Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
thong cong » trong cong, tong cong, thong thong
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
dung cong » dung trong
tan phan » toan phan, than phan, van phan
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - canh doanh luan ((thong cong) or (dung cong)) tan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - canh doanh luan ((thong cong) OR (dung cong)) tan phan dau.
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - canh doanh luan ((thong cong) or (dung cong)) tan phan dau*.