Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
toc sach » hoc sach, doc sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
van cau » van dau, van hau, van chat
hai cua » thai cua, dai cua, hoi cua
van dam » van nam, van dao, van dau
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
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: ((te sach) or (toc sach)) ky sang ma hoa. hieu ((van dam) or (van cau)) duc va thanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ky sang ma hoa. hieu ((van dam) OR (van cau)) duc va thanh hai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (toc sach)) ky sang ma hoa. hieu ((van dam) or (van cau)) duc va thanh hai cua tre*.