Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hang doanh » hanh doanh, nhung doanh, van doanh
cua thuong » cua truong, cua phuong, ca thuong
doanh cua » doanh luan
duong dan » duong dang, huong dan, dung dan
duong van » duong va, luong va, dang van
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) OR (chieu xanh)) - hang doanh cua thuong ((duong dan) OR (duong van)) toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (chieu xanh)) - hang doanh cua thuong ((duong dan) OR (duong van)) toan tap~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - hang doanh cua thuong ((duong dan) OR (duong van)) toan tap*.