Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
va chat » van chat, va phat, cao chat
va cham » va tham
ty hang » ly hang, ty xang, thi hang
ty nang » ky nang, ty xang, ly nang
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: te sach ((ty nang) or (ty hang)) ma hoa. hieu ((va cham) or (va chat)) hoc va hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty nang) OR (ty hang)) ma hoa. hieu ((va cham) OR (va chat)) hoc va hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((ty nang) or (ty hang)) ma hoa. hieu ((va cham) or (va chat)) hoc va hanh vai cua tre*.