Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
thu sach » tu sach, thuat sach, thuoc sach
nang lai » nang tai, mang lai, nang cai
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
lai hoi » dai hoi, lai hoa, lai roi
tuc va » thuc va, truc va, tuc xa
ve cam » ve cac, va cam, ve cai

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) or (thu sach)) ky nang lai hoi. hieu ((ve cam) or (ve cham)) tuc va thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu sach)) ky nang lai hoi. hieu ((ve cam) OR (ve cham)) tuc va thanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu sach)) ky nang lai hoi. hieu ((ve cam) or (ve cham)) tuc va thanh vai cua tre*.