Perhaps you should try some spelling variations:
nhung vay » nhung van, nhung cay, nhung thay
dung khoa » dung cho
thi quen » thoi quen, thi quan, thi huyen
hoc dung » hoc ung, hoc dan, tac dung
khoa mot » khoan mot, hoa mot, khoa mong
vay luan » ly luan, von luan, bai luan
tac dong » tac dung, tac trong, ha dong
dong hoc » dong co, dong luc
quen va » quan va, que va, quyen 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 quen va. hoc dung khoa mot ) or ( nhung vay luan van. tac dong hoc mo ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( phung thi quen va. hoc dung khoa mot ) OR ( nhung vay luan van. tac dong hoc mo )).
• Adding a wildcard symbol may retrieve word variants: (( phung thi quen va. hoc dung khoa mot ) or ( nhung vay luan van. tac dong hoc mo ))*.