Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
hien xanh » hien nhanh, chieu xanh, hien khanh
hien hanh » dieu hanh
doanh cua » doanh luan
cua nhung » va nhung
thong van » trong van, thong va, thong quan
hong van » hoang van, phong van, song van
tuan tap » toan tap, tuan tai, tuyen tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien hanh)) - canh doanh cua nhung ((hong van) OR (thong van)) tuan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (hien hanh)) - canh doanh cua nhung ((hong van) OR (thong van)) tuan tap~".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (hien hanh)) - canh doanh cua nhung ((hong van) OR (thong van)) tuan tap*.