Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
hieu va » lieu va, hieu qua
cac luc » cau luc, coc luc, cac nuoc
danh du » danh dau, danh tu, anh du
dinh du » dinh duc, dinh cu, dinh tu
cuu tre » cua tre, cau tren, cau treo
y nang » ly nang, v nang, may nang
luc va » duc va, tuc va, loc va

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: hoc sach ((y nang) OR (ky nang)) xa hoi. hieu va cac luc va ((danh du) OR (dinh du)) cuu tre~.
• Adding a wildcard symbol may retrieve word variants: hoc sach ((y nang) or (ky nang)) xa hoi. hieu va cac luc va ((danh du) or (dinh du)) cuu tre*.