Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
biet tran » bien tran, viet trang, biet trong
viet tran » viet trang, viet tuan, viet trung
trong ban » trong san, trong tan, trong quan
nhung bi » nhung bai, nhung gi
ban than » ban thanh, van thanh, ban hang
que van » qua van, quy van, quyet van

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 bi)) que van. ((biet tran) or (viet tran)) trong ban than~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung thoi) OR (nhung bi)) que van. ((biet tran) OR (viet tran)) trong ban than.
• Adding a wildcard symbol may retrieve word variants: ((nhung thoi) or (nhung bi)) que van. ((biet tran) or (viet tran)) trong ban than*.