Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
ky sang » ky nang, ky dang, ky tang
sang ma » tang ma, nang ma, sang tao
dinh vi » dinh ve, dinh viet, dinh tri
sach ky » sac ky, sach y, sach ty
va dinh » van dinh, va kinh, va tinh
vi cua » vai cua, di cua
xuc va » duc va, tuc va, luc va
cua te » cua tu
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai
ma hai » ta hai, va hai, xa hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky sang ma hai. hieu ((ve cam) or (ve cac)) xuc va dinh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky sang ma hai. hieu ((ve cam) OR (ve cac)) xuc va dinh vi cua te.
• Adding a wildcard symbol may retrieve word variants: vu sach ky sang ma hai. hieu ((ve cam) or (ve cac)) xuc va dinh vi cua te*.