Perhaps you should try some spelling variations:
nhung thoi » nhung thi, nhung loi, nhung tri
quen hanh » quen thanh, quan hanh, quang hanh
doi tuong » moi truong, doi song
tuong hoc » truong hoc, tuong ho, duong hoc
thoi que » thoi quen, thon que, thong que
que lang » quet lang, quan lang, que quang
thi quen » thoi quen, thi quan, thi huyen
ung hoc » dung hoc, vung hoc, ung hoa
hoc moi » hoc noi

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 lang. hoc ung hoc mot ) OR ( phung thi quen hanh. doi tuong hoc moi ))~.
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi que lang. hoc ung hoc mot ) or ( phung thi quen hanh. doi tuong hoc moi ))*.