Perhaps you should try some spelling variations:
tran trong » gian trong, quan trong, tran hong
nhung thoi » nhung thi, phung thi, nhung loi
nhung chi » chung chi, nhung chu, nhung thi
biet tran » bien tran, viet tran, viet trang
cac tuan » cac thanh, cac thuat, cac tuong
quan va » quan vi, quan ha, luan va

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

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