Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
dinh cho » dinh chon, danh cho, dinh chi
chat xuc » chat huu, cam xuc, chao xu
sach tu » sach thu, cach tu, sach ty
cuu tre » cau tren, cau treo
va dinh » van dinh, va kinh, va tinh
cua tre » cua te, cua triet, dua tren
cac xuc » cam xuc, cac nuoc, cac cuoc
nang co » nang cao, nang doc, nang noi
tu nang » tru nang, tu nong, tu nano
co hoi » co hoc, co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach tu nang co hoi. hieu qua ((cac xuc) OR (chat xuc)) va dinh cho ((cuu tre) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach tu nang co hoi. hieu qua ((cac xuc) OR (chat xuc)) va dinh cho ((cuu tre) OR (cua tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach tu nang co hoi. hieu qua ((cac xuc) OR (chat xuc)) va dinh cho ((cuu tre) or (cua tre))".
• Adding a wildcard symbol may retrieve word variants: thu sach tu nang co hoi. hieu qua ((cac xuc) OR (chat xuc)) va dinh cho ((cuu tre) or (cua tre))*.