Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
thanh ve » hanh ve, thanh va, thanh vien
cua viet » ca viet, hoa viet, cua vat
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
man hoi » man hoai, dan hoi, mai hoi
van hoi » van hoa, van hoc, van hoe
xuc gia » duc gia, luc gia, tuc gia
ve cua » le cua, de cua, te cua

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 ((man hoi) or (van hoi)). hieu van cham xuc gia thanh ve cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky dang ((man hoi) OR (van hoi)). hieu van cham xuc gia thanh ve cua viet.
• Adding a wildcard symbol may retrieve word variants: hoc sach ky dang ((man hoi) or (van hoi)). hieu van cham xuc gia thanh ve cua viet*.