Perhaps you should try some spelling variations:
nguoi tuong » nguoi thuong, nguoi muong, nguoi thong
nguoi duong » nguoi muong, nguoi dung, nuoi duong
nhung thoi » nhung thi, phung thi, nhung loi
quynh vang » quynh bang, quynh trang, huynh van
tuong hoc » truong hoc, tuong ho, tuong khoa
nhung tri » nhung bai, dung tri, nhung bi
tri quynh » thi quynh, truc quynh, tran quynh
duong hoc » dong hoc, dung hoc, duong hoi
thoi que » thoi quen, thon que, thong que
que van » qua van, quy van, quyet van
hoc doi » hoc dai, hoc noi, hoc do
hoc moi » hoc noi

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 que van. nguoi tuong hoc doi ) or ( nhung tri quynh vang. nguoi duong hoc moi ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi que van. nguoi tuong hoc doi ) OR ( nhung tri quynh vang. nguoi duong hoc moi )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi que van. nguoi tuong hoc doi ) or ( nhung tri quynh vang. nguoi duong hoc moi ))*.