Perhaps you should try some spelling variations:
quan trong » gian trong
nhung loi » nhung bi, nhung gi, nhung bo
nhung thi » nhung thoi, phung thi, nhung tri
quen vang » quan van, que van, que lang
bien quan » bien quang, lien quan, vien quan
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 loi) or (((nhung thi) or (nhung bai)))) quen vang. bien quan trong ban thanh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung loi) OR (((nhung thi) OR (nhung bai)))) quen vang. bien quan trong ban thanh.
• Adding a wildcard symbol may retrieve word variants: ((nhung loi) or (((nhung thi) or (nhung bai)))) quen vang. bien quan trong ban thanh*.