Perhaps you should try some spelling variations:
nhung thoi » nhung thi, nhung loi, nhung tri
boi duong » hai duong, doi tuong, con duong
duong hoi » duong loi, dong hoi, duong noi
thoi xua » thoi rua, thoi xa, thi xuan
thi luan » thi lan, thi xuan, thi loan
dung hoc » dong hoc, dung thuoc, trung hoc
xua van » xua va, qua van, cua van
hoc mot » hoc moi
hoi co » moi co

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung thoi xua van. boi duong hoi co ) or ( phung thi luan van. tin dung hoc mot ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi xua van. boi duong hoi co ) OR ( phung thi luan van. tin dung hoc mot )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi xua van. boi duong hoi co ) or ( phung thi luan van. tin dung hoc mot ))*.