Perhaps you should try some spelling variations:
nhung thi » nhung thoi, phung thi, nhung tri
nhung loi » nhung bai, nhung bi, nhung gi
quen vang » quan van, que lang, quen hanh
noi dung » hoc dung
dung hoc » dong hoc, dung thuoc, trung hoc
que van » qua van, quy van, quyet van
hoc mo » hoc moi, hoc mot, hoc mon

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((nhung thi) or (nhung loi)) ((quen vang) or (que van)). noi dung hoc mo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nhung thi) OR (nhung loi)) ((quen vang) OR (que van)). noi dung hoc mo.
• Adding a wildcard symbol may retrieve word variants: ((nhung thi) or (nhung loi)) ((quen vang) or (que van)). noi dung hoc mo*.