Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
doi tuong » moi truong, doi song
tuong hoc » truong hoc, tuong ho, duong hoc
thoi que » thoi quen, thon que, thong que
thoi qua » hoi qua, thoi rua, thoi xua
noi dung » hoc dung
dung coc » dung co, dung hoc, dung cac
que van » quy van, quyet van, quan van
qua van » quan van, qua ban, qua san
hoc mo » hoc moi, hoc mot, hoc mon
coc mo » uoc mo, co mo, toc mo

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi que van. doi tuong hoc mo ) OR ( nhung thoi qua van. noi dung coc mo ))~.
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi que van. doi tuong hoc mo ) or ( nhung thoi qua van. noi dung coc mo ))*.