Perhaps you should try some spelling variations:
nhung thoi » phung thi, nhung loi, nhung tri
nhung thi » phung thi, nhung tri, nhung chi
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
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 thi)) que van. ((biet tran) or (viet tran)) trong san than~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung thoi) OR (nhung thi)) que van. ((biet tran) OR (viet tran)) trong san than.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((nhung thoi) OR (nhung thi)) que van. ((biet tran) or (viet tran)) trong san than".
• Adding a wildcard symbol may retrieve word variants: ((nhung thoi) OR (nhung thi)) que van. ((biet tran) or (viet tran)) trong san than*.