Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua nhung » va nhung
cong san » cong tac
toan cau » toan ban, toan tai
toan cao » toan ban
toan tap » toan ban

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 thieu xanh - hanh doanh cua nhung cong san ((toan cau) OR (((toan cao) OR (toan tap))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh doanh cua nhung cong san ((toan cau) or (((toan cao) OR (toan tap))))~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh doanh cua nhung cong san ((toan cau) or (((toan cao) OR (toan tap))))*.