Perhaps you should try some spelling variations:
xa thanh » va thanh, ha thanh, ta thanh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
vai cua » dai cua, hai cua, lai cua
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
hieu va » lieu va, hieu qua
nam tu » nam thu, nam thuc
ma hoi » mai hoi, ma hoa, me hoi
va nam » van nam, ha nam, va nay

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 ky nang ((ma hoi) or (xa hoi)). hieu va nam tu ((van anh) or (xa thanh)) vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((ma hoi) OR (xa hoi)). hieu va nam tu ((van anh) OR (xa thanh)) vai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ((ma hoi) or (xa hoi)). hieu va nam tu ((van anh) or (xa thanh)) vai cua tre*.