Perhaps you should try some spelling variations:
nhung thoi » phung thi, nhung loi, nhung tri
nguoi dung » nguoi nung, nguoi muong, noi dung
thoi quan » thoi quen, thi quan, thong quan
dung khoa » dung cho
nhung thi » phung thi, nhung tri, nhung chi
quan van » luan van, quan va, quan luan
thi lien » thi lan
noi cong » nguoi cong, tai cong, thi cong
cong hoc » dong hoc, cong hoa, cong coc
hoc moit » hoc moi, hoc mot, hoc noi
khoa mo » khoa ma, khoa co, khoa mong
lien va » lieu va, dien va, tien va

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 quan van. nguoi dung khoa mo ) or ( nhung thi lien va. noi cong hoc moit ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thoi quan van. nguoi dung khoa mo ) OR ( nhung thi lien va. noi cong hoc moit )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thoi quan van. nguoi dung khoa mo ) or ( nhung thi lien va. noi cong hoc moit ))*.