Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
trinh que » trinh qua, trinh quan, trinh quoc
que quang » hue quang, qua quang, quan quang
thoi quan » thoi quen, thi quan, thong quan
quan quan » quan quang, qua quan, quan luan
noi dung » hoc dung
dung hoc » dung thuoc, trung hoc, dung khoa
noi dong » hoi dong, noi cong, noi tong
dong hoc » dong co, dong luc
hoc mot » hoc moi
hoc mo » hoc moi, hoc mon, hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( cong trinh que quang. noi dung hoc mo ) or ( nhung thoi quan quan. noi dong hoc mot ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( cong trinh que quang. noi dung hoc mo ) OR ( nhung thoi quan quan. noi dong hoc mot )).
• Adding a wildcard symbol may retrieve word variants: (( cong trinh que quang. noi dung hoc mo ) or ( nhung thoi quan quan. noi dong hoc mot ))*.