Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh cua » doanh luan
cua nhung » va nhung
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van
toan ban » van 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 ((thieu xanh) or (hieu manh)) - hanh doanh cua nhung ((cong van) OR (song van)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - hanh doanh cua nhung ((cong van) OR (song van)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (hieu manh)) - hanh doanh cua nhung ((cong van) OR (song van)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - hanh doanh cua nhung ((cong van) OR (song van)) toan ban*.