Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
chat xuc » chat huu, cam xuc, chao xu
va thanh » gia thanh, ban thanh, va tinh
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet

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

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