Perhaps you should try some spelling variations:
phung tac » phuong tay, phung tran, phuong tai
nhung loi » nhung bai, nhung bi, nhung gi
muong hoc » duong hoc, tuong hoc, muong hoa
que lang » quet lang, quan lang, que quang
noi dung » hoc dung
dung cac » luong cac, dung cho, dung tai
cac cong » cua cong
quan vi » quan li, quan tri, quan doi
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 loi que lang. noi dung cac cong ) or ( phung tac quan vi. nguoi muong hoc mo ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung loi que lang. noi dung cac cong ) OR ( phung tac quan vi. nguoi muong hoc mo )).
• Adding a wildcard symbol may retrieve word variants: (( nhung loi que lang. noi dung cac cong ) or ( phung tac quan vi. nguoi muong hoc mo ))*.