Perhaps you should try some spelling variations:
van nang » van quang, van ban, van dong
te sach » toc sach
da nang » cam nang, kha nang, cao nang
truc va » thuc va, thuc vat, trung va
va hanh » van hanh, va thanh, va danh
kem cua » em cua, keo cua, diem cua
cua tre » cua te, cuu tre, cua triet
v nang » va nang, vu nang, voi nang
va cau » van cau, va cac, va dau

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 ((((v nang) or (van nang))) or (da nang)) xa hoi. lieu va cau truc va hanh kem cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((((v nang) OR (van nang))) OR (da nang)) xa hoi. lieu va cau truc va hanh kem cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((((v nang) or (van nang))) or (da nang)) xa hoi. lieu va cau truc va hanh kem cua tre*.