Perhaps you should try some spelling variations:
tran trong » gian trong, quan trong, tran hong
nhung thoi » nhung thi, phung thi, nhung loi
chung chi » thuong chi, chung cu, chung vi
quen vang » quan van, que van, que lang
biet tran » bien tran, viet tran, viet trang
trong ban » trong san, trong tan, trong quan
ban thanh » ban hanh, ban hang

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: ((nhung thoi) OR (chung chi)) quen vang. biet tran trong ban thanh~.
• Adding a wildcard symbol may retrieve word variants: ((nhung thoi) or (chung chi)) quen vang. biet tran trong ban thanh*.