Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
hoc sach » hoc sinh, hoc cac, hoc anh
va thanh » gia thanh, ban thanh, va tinh
tu lang » cu lang, tu lanh, tu quang
xu lang » cu lang, xu dang, xu quang
hieu va » lieu va, hieu qua
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
co tuc » co thuc, co tu, co toc
tuc va » thuc va, truc va, tuc xa
va co » vo co

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ((tu lang) or (xu lang)) xa hoi. hieu va co tuc va thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ((tu lang) OR (xu lang)) xa hoi. hieu va co tuc va thanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: hoc sach ((tu lang) or (xu lang)) xa hoi. hieu va co tuc va thanh vai cua tre*.