Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
van dinh » van minh, van dich, va dinh
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
hieu va » lieu va, hieu qua
va cham » va chat, va tham
va hanh » van hanh, va thanh, va danh
su viet » so viet
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky tang ma hoi. hieu va cham xuc ((va hanh) or (van dinh)) va su viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky tang ma hoi. hieu va cham xuc ((va hanh) OR (van dinh)) va su viet.
• Adding a wildcard symbol may retrieve word variants: so sach ky tang ma hoi. hieu va cham xuc ((va hanh) or (van dinh)) va su viet*.