Perhaps you should try some spelling variations:
cac thuc » cach thuc, cac thu, can thuc
thuc gia » thuc giai, thue gia, thuc dia
gia hanh » gia thanh, giao hanh, gia anh
so sach » so sanh, bo sach, co sach
hanh ve » hanh vi, hanh va, hanh kem
cua tre » cuu tre, cua triet, dua tren
y nang » ly nang, v nang, may nang
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((y nang) or (ky nang)) xa hoi. lieu va cac thuc gia hanh ve ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((y nang) OR (ky nang)) xa hoi. lieu va cac thuc gia hanh ve ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: so sach ((y nang) or (ky nang)) xa hoi. lieu va cac thuc gia hanh ve ((cua tre) or (cua te))*.