Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
nhung hong » nhung chong, nhung huong, nhung phong
thong cong » trong cong, tong cong, thong thong
tien manh » tien anh, tien thanh, tieng anh
hoc tien » hoc tieng, hoc hien, hoc vien

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tien manh - hanh doanh luan ((nhung hong) or (thong cong)) van ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien manh - hanh doanh luan ((nhung hong) OR (thong cong)) van ((toan ban) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: hoc tien manh - hanh doanh luan ((nhung hong) or (thong cong)) van ((toan ban) or (van ban))*.