Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
toc sach » hoc sach, doc sach, thuoc sach
van chat » cao chat
va thanh » gia thanh, ban thanh, va tinh
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
van cac » van hac, van cau, van bac
cua tre » cua te, cuu tre, cua triet
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ty nang x hoi. hieu ((van cac) or (van chat)) duc va thanh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ty nang x hoi. hieu ((van cac) OR (van chat)) duc va thanh dai cua tre.
• Adding a wildcard symbol may retrieve word variants: toc sach ty nang x hoi. hieu ((van cac) or (van chat)) duc va thanh dai cua tre*.