Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
quen vang » quan van, que van, que lang
biet tran » bien tran, viet trang, biet trong
viet tran » viet trang, viet tuan, viet trung
trong san » trong cac, cong san, dong san
san than » sang than, san thanh, ban than

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 quen vang. ((biet tran) OR (viet tran)) trong san than~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nhung thoi quen vang. ((biet tran) OR (viet tran)) trong san than".
• Adding a wildcard symbol may retrieve word variants: nhung thoi quen vang. ((biet tran) OR (viet tran)) trong san than*.