Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
toc sach » hoc sach, doc sach, thuoc sach
van chat » cao chat
va thanh » gia thanh, ban thanh, va tinh
tai cuu » tai cuc, tai buu, tai cua
thuc va » thuc vat, thuc dan, thuc day
van cau » van dau, van hau, toan cau
sach ty » sach y, sach tu, sach thu
van cam » van nam, van lam, van dam
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
cuu tre » cua tre, cau tren, cau treo

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ty nang xa hoi. hieu ((van cam) OR (((van cau) OR (van chat)))) thuc va thanh tai cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ty nang xa hoi. hieu ((van cam) or (((van cau) OR (van chat)))) thuc va thanh tai cuu tre~".
• Adding a wildcard symbol may retrieve word variants: toc sach ty nang xa hoi. hieu ((van cam) or (((van cau) OR (van chat)))) thuc va thanh tai cuu tre*.