Perhaps you should try some spelling variations:
tham thuc » nham thuc, pham thuc, tam thuc
thanh ve » hanh ve, thanh va, thanh vien
so sach » so sanh, bo sach, co sach
nang ma » tang ma, sang ma, nang cao
va tham » van tham, va cham, va thanh
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa

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 ma hoi. lieu va tham thuc va ((thanh ve) or (hanh vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang ma hoi. lieu va tham thuc va ((thanh ve) OR (hanh vi)) cua tre.
• Adding a wildcard symbol may retrieve word variants: so sach y nang ma hoi. lieu va tham thuc va ((thanh ve) or (hanh vi)) cua tre*.