Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
ve cac » vien cac
ma hoi » mai hoi, xa hoi, ma hoa
di cua » dai cua, doi cua, de cua

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. hieu ((ve cac) or (va cac)) xuc ((va thanh) or (va danh)) di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. hieu ((ve cac) OR (va cac)) xuc ((va thanh) OR (va danh)) di cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoi. hieu ((ve cac) or (va cac)) xuc ((va thanh) or (va danh)) di cua tre*.