Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
chat huu » pham huu
hieu vu » hieu va, hieu ve, hieu su
hanh di » hanh vi, hanh de, hang di
va hanh » van hanh, va thanh, va danh
vu chat » va chat, ve chat, du chat
cuu tre » cua tre, cau tren, cau treo
huu va » cuu va, tuu va
di cuu » di cau, di cua, dinh cuu
x hoi » xa hoi, o hoi, x ho

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 (tu cac))) or (thuoc sach)) ky nang x hoi. hieu vu chat huu va hanh di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tu cach) OR (tu cac))) OR (thuoc sach)) ky nang x hoi. hieu vu chat huu va hanh di cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((tu cach) OR (tu cac))) or (thuoc sach)) ky nang x hoi. hieu vu chat huu va hanh di cuu tre*".