Perhaps you should try some spelling variations:
truong doi » truong dai, trong doi, truong hoi
xa truong » cac truong
so sanh » do sanh
sanh ty » sach ty, canh tay
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
ty nang » ky nang, ty xang, ty hang
va cam » va cham, va cac, va cai
va cao » va cac, va co, va dao
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) OR (va cao)) tuc xa truong doi ((cua tre) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ty nang x hoi. hieu ((va cam) or (va cao)) tuc xa truong doi ((cua tre) OR (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: so sanh ty nang x hoi. hieu ((va cam) or (va cao)) tuc xa truong doi ((cua tre) OR (cuu tre))*.