Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung tri
quan trong » gian trong
nhung loi » nhung bai, nhung bi, nhung gi
biet quan » viet quan, bien quang, viet quang
trong ban » trong san, trong tan, trong quan
ban hang » ngan hang
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 loi)) que van. biet quan trong ban hang~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((nhung thoi) OR (nhung loi)) que van. biet quan trong ban hang".
• Adding a wildcard symbol may retrieve word variants: ((nhung thoi) OR (nhung loi)) que van. biet quan trong ban hang*.