Perhaps you should try some spelling variations:
tinh vien » sinh vien, tinh dien, tinh viet
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, lieu va
van nang » van quang, van ban, van dong
vien cua » viec cua, dien cua, tien cua
cao hoi » cau hoi, cao hoc, tao hoi
luc may » truc may, phuc may
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
co hoi » co hoc, co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang ((cao hoi) or (co hoi)). hieu van nang luc may tinh vien cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ((cao hoi) OR (co hoi)). hieu van nang luc may tinh vien cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ((cao hoi) or (co hoi)). hieu van nang luc may tinh vien cua triet*.