Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
hanh di » hanh vi, hanh de, danh di
hang di » hang doi, hang vi, hang dien
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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: vu sach ky nang ma hoa. hieu ((ve cam) OR (va cam)) xuc va ((hanh di) OR (hang di)) cua vat~.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang ma hoa. hieu ((ve cam) or (va cam)) xuc va ((hanh di) or (hang di)) cua vat*.