Perhaps you should try some spelling variations:
ban hanh » ban hang
ky tang » ky nang, ky dang, kho tang
ky danh » ky anh, ky dang
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu van
hanh di » hanh vi, hanh de, hang di
hieu va » lieu va, hieu qua
tu sac » tu sach, tu cac, tu san
di cua » dai cua, doi cua, de cua
cua te » cua tu
xu ban » xuc ban, tu ban, vu ban

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 sac ((ky tang) OR (ky danh)) mai hoi. ((hieu ve) OR (hieu va)) chao xu ban hanh di cua te~.
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky tang) or (ky danh)) mai hoi. ((hieu ve) or (hieu va)) chao xu ban hanh di cua te*.