Perhaps you should try some spelling variations:
nguoi dung » nguoi nung, nguoi muong, noi dung
nhung tri » nhung bai, phung thi, dung tri
tri quan » trinh quan, hai quan, mai quan
quan van » luan van, quan va, quan luan
dung hoc » dong hoc, trung hoc, dung khoa
nhung ki » nhung bi, nhung gi, nhung ky
noi cong » nguoi cong, tai cong, thi cong
cong hoc » dong hoc, cong hoa, cong coc
hoc moit » hoc moi, hoc mot, hoc noi
ki nang » ky nang
nang va » nang van, hang va, nang ma
hoc mo » hoc moi, hoc mot, hoc mon

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung tri quan van. nguoi dung hoc mo ) or ( nhung ki nang va. noi cong hoc moit ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung tri quan van. nguoi dung hoc mo ) OR ( nhung ki nang va. noi cong hoc moit )).
• Adding a wildcard symbol may retrieve word variants: (( nhung tri quan van. nguoi dung hoc mo ) or ( nhung ki nang va. noi cong hoc moit ))*.