Perhaps you should try some spelling variations:
hang doanh » hanh doanh, nhung doanh, van doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh cua » doanh luan
cong song » cong dong, cong cong, song song
song van » hoang van, trong van, duong van
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chinh sach) or (hieu manh)) - hang doanh cua cong song van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chinh sach) OR (hieu manh)) - hang doanh cua cong song van toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chinh sach) or (hieu manh)) - hang doanh cua cong song van toan cau*.