Perhaps you should try some spelling variations:
trong quan » thong quan, tong quan, thong quang
nhung thoi » nhung thi, phung thi, nhung loi
nhung chi » chung chi, nhung chu, nhung thi
quen vang » quan van, que van, que lang
biet gian » viet giao, biet giua, bien gia
quan than » quan thanh, qua than, quang thanh

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