Perhaps you should try some spelling variations:
nhung thi » nhung thoi, phung thi, nhung tri
muong hoc » duong hoc, tuong hoc, muong hoa
bai quyet » bi quyet, ban quyet, giai quyet
thuoc mot » huoc mot, thuoc moi, thuoc ma
le trung » do trung
noi dung » hoc dung
thi le » thi lien
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 le trung. nguoi muong hoc mo ) or ( nhung bai quyet van. noi dung thuoc mot ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thi le trung. nguoi muong hoc mo ) OR ( nhung bai quyet van. noi dung thuoc mot )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thi le trung. nguoi muong hoc mo ) or ( nhung bai quyet van. noi dung thuoc mot ))*.