Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung tri
nhung loi » nhung bai, nhung bi, nhung gi
quen vang » que van, que lang, quen hanh
biet gian » viet giao, biet giua, bien gia
trong ban » trong san, trong tan, trong quan
ban thanh » ban hanh, ban hang
quan van » luan van, quan va, quan luan

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