Perhaps you should try some spelling variations:
nhung trinh » nhung tinh, chuong trinh, phuong trinh
trinh quan » tinh quang, trinh luat, trinh han
truong hoc » trung hoc, tuong ho, truong bo
nhung thoi » nhung thi, phung thi, nhung loi
quen vang » que van, que lang, quen hanh
quan van » luan van, quan va, quan luan
boi dong » boi duong, hoi dong, bi dong
hoc mo » hoc moi, hoc mot, hoc mon
co dan » co ban, ca dan, cao dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung trinh quan van. moi truong hoc mo ) or ( nhung thoi quen vang. boi dong co dan ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung trinh quan van. moi truong hoc mo ) OR ( nhung thoi quen vang. boi dong co dan )).
• Adding a wildcard symbol may retrieve word variants: (( nhung trinh quan van. moi truong hoc mo ) or ( nhung thoi quen vang. boi dong co dan ))*.