Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
tu cach » tu cac
va hanh » van hanh, va danh, ban hanh
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
vi cua » vai cua, di cua
ve cam » ve cham, ve cac, va cam
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 (thu sach)) ky nang x hoi. hieu ve cam xuc ((va hanh) or (va thanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (thu sach)) ky nang x hoi. hieu ve cam xuc ((va hanh) OR (va thanh)) vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (thu sach)) ky nang x hoi. hieu ve cam xuc ((va hanh) or (va thanh)) vi cua tre*.