Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hanh vai » hanh vi, hanh va, hanh tai
chat xuc » chat huu, cam xuc, chat cua
tu cach » tu cac
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
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: ((tu cach) or (thu sach)) ky nang ma hoi. hieu va ((chat xuc) OR (chao xu)) va hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (thu sach)) ky nang ma hoi. hieu va ((chat xuc) OR (chao xu)) va hanh vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (thu sach)) ky nang ma hoi. hieu va ((chat xuc) OR (chao xu)) va hanh vai cua tre*".