Perhaps you should try some spelling variations:
tinh vien » sinh vien, tinh dien, tinh viet
cua triet » cua viet, va triet
hieu van » hieu va, thien van, lieu va
van nhan » van phan, van thanh, danh nhan
nhan luc » nang luc
su triet » su viet, su tien, ve triet
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
va tinh » may tinh
luc va » duc va, tuc va, loc va

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

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