Perhaps you should try some spelling variations:
tinh vien » sinh vien, tinh dien, tinh viet
su triet » su viet, su tien, ve triet
cao hoi » cau hoi, co hoi, cao hoc
hieu va » lieu va, hieu qua
nam luc » nhan luc, nam thuc, nam duoc
va tinh » may tinh
vien su » vien sau, nien su, vien du
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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. hieu va ((nam luc) OR (nang luc)) va tinh vien su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang cao hoi. hieu va ((nam luc) OR (nang luc)) va tinh vien su triet".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang cao hoi. hieu va ((nam luc) OR (nang luc)) va tinh vien su triet*.