Perhaps you should try some spelling variations:
tran trong » gian trong, quan trong, tran hong
nhung tri » nhung bai, dung tri, nhung bi
nhung thi » nhung thoi, phung thi, nhung chi
quen vang » quan van, que van, que lang
biet tran » bien tran, viet tran, viet trang
van thanh » ban thanh, van tuan
ban than » ban thanh, ban hang, ban hanh

You may be able to get more results by adjusting your search query.

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