Perhaps you should try some spelling variations:
nguoi trung » nguoi trong, nguoi thuong, nguoi nung
nhung tri » nhung bai, phung thi, dung tri
trung hoc » trung quoc
tri quan » trinh quan, hai quan, mai quan
quan van » luan van, quan va, quan luan
nhung ki » nhung bi, nhung gi, nhung ky
hoi dong » hop dong, hoat dong, ha dong
dong hoc » dong co, dong luc
ki nang » ky nang
nang va » nang van, hang va, nang ma
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: (( nhung tri quan van. nguoi trung hoc mo ) or ( nhung ki nang va. hoi dong hoc mot ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung tri quan van. nguoi trung hoc mo ) OR ( nhung ki nang va. hoi dong hoc mot )).
• Adding a wildcard symbol may retrieve word variants: (( nhung tri quan van. nguoi trung hoc mo ) or ( nhung ki nang va. hoi dong hoc mot ))*.