Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
nang ma » tang ma, sang ma, nang cao
va hanh » van hanh, va thanh, va danh
sach ky » sac ky, sach y, sach ty
ve cac » va cac, vien cac
vi cua » vai cua, di cua
xuc va » duc va, tuc va, luc va
cua te » cua tu
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cai, ve cau
ma hoi » mai hoi, xa hoi, ma hoa

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoi. hieu ((((ve cam) OR (va cam))) OR (ve cac)) xuc va hanh vi cua te~.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu ((((ve cam) or (va cam))) or (ve cac)) xuc va hanh vi cua te*.