Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
hieu van » hieu va, thien van, lieu va
thuc van » thuc vat, thuc dan, thuc va
van hanh » van thanh, ban hanh, van anh
su triet » su viet, su tien, ve triet
su sach » so sach, vu sach
sach vu » sach va, sach tu, sach uu
vu nang » vuc nang, va nang, vu dang
van am » van nam, van lam, van dam
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach vu nang x hoi. hieu van am thuc van hanh vi ((cua triet) OR (su triet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach vu nang x hoi. hieu van am thuc van hanh vi ((cua triet) OR (su triet))".
• Adding a wildcard symbol may retrieve word variants: su sach vu nang x hoi. hieu van am thuc van hanh vi ((cua triet) OR (su triet))*.