Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
cham xuc » cam xuc, chat xuc, pham duc
nang cac » nang cao, bang cac, hang cac
cac khoi » cac thoi, cac khoan, cach thoi
tu cach » tu cac
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di 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 cac khoi. hieu va ((cham xuc) or (cham soc)) va danh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (thuoc sach)) ky nang cac khoi. hieu va ((cham xuc) OR (cham soc)) va danh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (thuoc sach)) ky nang cac khoi. hieu va ((cham xuc) or (cham soc)) va danh vi cua tre*.