Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
xa thanh » va thanh, ha thanh, ta thanh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
va cai » va cac, va bai, va dai
va cao » va cac, va co, va dao
va cam » va cham, va cac, va cau

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 ky lang xa hoi. hieu ((((va cam) or (va cai))) or (va cao)) tuc xa thanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang xa hoi. hieu ((((va cam) OR (va cai))) OR (va cao)) tuc xa thanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky lang xa hoi. hieu ((((va cam) or (va cai))) or (va cao)) tuc xa thanh tai cua tre*.