Perhaps you should try some spelling variations:
tien thanh » tien thinh, tran thanh, den thanh
nhung cong » dung cong, thong cong, nhung don
doan tien » doan thien, doanh tien, toan tien
hang cong » dang cong, hang nong, bang cong
tranh va » tranh van, trang va, trinh va
dan than » dan chan, ban than, van than

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: doan tien thanh - canh tranh va ((nhung cong) OR (hang cong)) ((dan than) OR (anh tuan)) cau~.
• Adding a wildcard symbol may retrieve word variants: doan tien thanh - canh tranh va ((nhung cong) or (hang cong)) ((dan than) or (anh tuan)) cau*.