Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
trinh vi » trinh va, trinh viet, trinh van
trinh ve » trinh he, trinh va, trinh viet
cham xuc » cam xuc, chat xuc, cham soc
dang xay » dang van, van xay
su triet » su viet, su tien, ve triet
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
sach ky » sac ky, sach y, sach ty
xuc may » xuc hay, truc may, phuc may
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ky dang xay hoi. hieu ve cham xuc may ((trinh ve) OR (trinh vi)) su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sach ky dang xay hoi. hieu ve cham xuc may ((trinh ve) OR (trinh vi)) su triet".
• Adding a wildcard symbol may retrieve word variants: hoc sach ky dang xay hoi. hieu ve cham xuc may ((trinh ve) OR (trinh vi)) su triet*.