Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
hieu va » lieu va, hieu qua
va cham » va chat, va tham
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
cua tre » cua te, cuu tre, cua triet
de cua » le cua, te cua, dieu cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cac) or (thu sach)) ky nang x ho. hieu va cham xuc ((va hanh) or (va danh)) de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cac) OR (thu sach)) ky nang x ho. hieu va cham xuc ((va hanh) OR (va danh)) de cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cac) or (thu sach)) ky nang x ho. hieu va cham xuc ((va hanh) or (va danh)) de cua tre*.