Perhaps you should try some spelling variations:
truong phuong » truong chung, truong trung, quang phuong
dung phuong » dung thuong, bang phuong, dung chung
tien thanh » tien thinh, den thanh
tran thanh » ban thanh, van thanh, quan thanh
hang doanh » hanh doanh, nhung doanh, van doanh
doanh cua » doanh luan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((tien thanh) OR (tran thanh)) - hang doanh cua ((truong phuong) or (dung phuong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien thanh) OR (tran thanh)) - hang doanh cua ((truong phuong) OR (dung phuong)) dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((tien thanh) OR (tran thanh)) - hang doanh cua ((truong phuong) or (dung phuong)) dan than cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((tien thanh) OR (tran thanh)) - hang doanh cua ((truong phuong) or (dung phuong)) dan than cau*.