Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
van hanh » ban hanh, van anh, van ban
te sach » toc sach
sang ma » tang ma, nang ma, sang tao
hieu va » lieu va, hieu qua
lam xuc » cam xuc, lam duoc
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
va lam » van lam, va lap

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 _ sang ma hoi. hieu va lam xuc ((van hanh) OR (van thanh)) dai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach _ sang ma hoi. hieu va lam xuc ((van hanh) OR (van thanh)) dai cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach _ sang ma hoi. hieu va lam xuc ((van hanh) OR (van thanh)) dai cua tre*.