Perhaps you should try some spelling variations:
nhung thoi » phung thi, nhung loi, nhung tri
nhung thi » phung thi, nhung tri, nhung chi
noi trung » doi trung, nhi trung, hoi trung
trung hoc » trung quoc
que lang » quet lang, quan lang, que quang
hoc mot » hoc moi
luan » quan, lan

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 (luan van)). noi trung hoc mot~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung thoi) OR (nhung thi)) ((que lang) OR (luan van)). noi trung hoc mot.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((nhung thoi) OR (nhung thi)) ((que lang) or (luan van)). noi trung hoc mot".
• Adding a wildcard symbol may retrieve word variants: ((nhung thoi) OR (nhung thi)) ((que lang) or (luan van)). noi trung hoc mot*.