Perhaps you should try some spelling variations:
so sanh » do sanh
sanh ty » sach ty, canh tay
ty nang » ky nang, ty xang, ty hang
hieu va » lieu va, hieu qua
cam tuc » cam xuc, cam tu, nam thuc
cua tre » cuu tre, cua triet, dua tren
va cam » va cham, va cac, va cao
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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: so sanh ty nang x hoi. hieu va cam tuc ((xa truong) OR (cac truong)) doi ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ty nang x hoi. hieu va cam tuc ((xa truong) OR (cac truong)) doi ((cua tre) or (cua te))~".
• Adding a wildcard symbol may retrieve word variants: so sanh ty nang x hoi. hieu va cam tuc ((xa truong) OR (cac truong)) doi ((cua tre) or (cua te))*.