Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hien manh » hien hanh, tien manh, hieu manh
doanh cua » doanh luan
cong vang » cong lang, cong quang, cong ngang
cua hang » cua dang, cua nhung, cua cong
cong san » cong tac
song van » hoang van, trong van, duong van
can ban » van ban, toan ban

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

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