Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
tham thuc » nham thuc, pham thuc, tam thuc
va thanh » gia thanh, ban thanh, va tinh
thanh ve » hanh ve, thanh va, thanh vien
tu cach » tu cac
nang xa » nang x, lang xa, nang ma
va tham » van tham, va cham, va thuat
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
ve cua » le cua, de cua, te cua

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

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