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