Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hieu van » hieu va, thien van, lieu va
sach ky » sac ky, sach y, sach ty
va hanh » van hanh, va thanh, va danh
lam xuc » cam xuc, lam duoc
van lam » van nam
cua tre » cua te, cuu tre, cua triet
nang xa » lang xa, nang ma, mang xa
sang ma » tang ma, nang ma, sang tao
xuc va » duc va, tuc va, luc va
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: thu sach ky ((((nang xa) OR (nang x))) or (sang ma)) hoi. hieu van lam xuc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky ((((nang xa) OR (nang x))) OR (sang ma)) hoi. hieu van lam xuc va hanh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky ((((nang xa) OR (nang x))) or (sang ma)) hoi. hieu van lam xuc va hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: thu sach ky ((((nang xa) OR (nang x))) or (sang ma)) hoi. hieu van lam xuc va hanh vi cua tre*.