Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
tay lang » tai lang, tay tang, tay quang
hieu van » hieu va, thien van, lieu va
tu sach » thu sach, su sach, te sach
ky dang » ky nang, ky danh
van lam » van nam
lam duc » lam duoc, pham duc, nam duoc
duc ban » duc tan, duc van, dua ban
vai cua » dai cua, hai cua, lai cua
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: tu sach ((tay lang) or (ky dang)) xa hoi. hieu van lam duc ban thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((tay lang) OR (ky dang)) xa hoi. hieu van lam duc ban thanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ((tay lang) or (ky dang)) xa hoi. hieu van lam duc ban thanh vai cua tre*.