Perhaps you should try some spelling variations:
sang tay » sang tao, sang tai, sang tac
cua tre » cua te, cuu tre, cua triet
dinh di » dinh du, dinh vi, danh di
ky sang » ky nang, ky dang, ky tang
tay hoi » tay ho, tao hoi, tay thai
hieu ve » hieu va, hieu van
di cua » dai cua, doi cua, de cua
luc va » duc va, tuc va, loc va
vu sac » vu sach, vu san, vu cac
xac va » tac va, ac va, bac va
va sac » va cac, va suc, va san
ve cam » ve cham, ve cac, va cam

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 sac) OR (va sac)) ky sang tay hoi. hieu ve cam ((xac va) OR (luc va)) dinh di cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu sac) OR (va sac)) ky sang tay hoi. hieu ve cam ((xac va) or (luc va)) dinh di cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((vu sac) OR (va sac)) ky sang tay hoi. hieu ve cam ((xac va) or (luc va)) dinh di cua tre*.