Perhaps you should try some spelling variations:
doanh tien » doanh tren, doanh vien, doanh chien
tien thanh » tien thinh, tran thanh, den thanh
tren nhung » teen nhung, tien nhung, trinh nhung
canh tran » canh tranh, hanh trang, banh trang
tran tren » tranh tren, tran tien, ran tren
cong dan » cong san, cong tan, cong dong
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: doanh tien thanh - canh tran tren nhung ((cong dan) OR (huong dan)) toan tap~.
• Adding a wildcard symbol may retrieve word variants: doanh tien thanh - canh tran tren nhung ((cong dan) or (huong dan)) toan tap*.