Perhaps you should try some spelling variations:
dai cuong » tai cong
cuong hoc » duong hoc, tuong hoc, truong hoc
nhung tri » nhung bai, dung tri, nhung bi
thi quan » thi xuan, tri quan, thi luan
noi dung » hoc dung
dung hoc » dong hoc, dung thuoc, trung hoc
hoc mang » hoc bang, hoc tang, hoc hang
quan vi » quan li, quan tri, quan doi
tri que » tri tue, tri quan, tren que
que van » qua van, quy van, quyet van
hoc mo » hoc moi, hoc mot, hoc mon
phung » phuong, chung, phong

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( phung thi quan vi. dai cuong hoc mo ) or ( nhung tri que van. noi dung hoc mang ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( phung thi quan vi. dai cuong hoc mo ) OR ( nhung tri que van. noi dung hoc mang )).
• Adding a wildcard symbol may retrieve word variants: (( phung thi quan vi. dai cuong hoc mo ) or ( nhung tri que van. noi dung hoc mang ))*.