Perhaps you should try some spelling variations:
quan trong » gian trong
nhung thoi » nhung thi, phung thi, nhung tri
nhung loi » nhung bai, nhung bi, nhung gi
quen vang » quan van, que van, que lang
biet quan » viet quan, bien quang, viet quang
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.

• Performing a fuzzy search may retrieve terms with similar spellings: ((nhung thoi) or (nhung loi)) quen vang. biet quan trong ban thanh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung thoi) OR (nhung loi)) quen vang. biet quan trong ban thanh.
• Adding a wildcard symbol may retrieve word variants: ((nhung thoi) or (nhung loi)) quen vang. biet quan trong ban thanh*.