Perhaps you should try some spelling variations:
ban hanh » ban hang
sang ma » tang ma, nang ma, sang tao
soc ban » hoc ban, coc ban, so ban
va cham » va chat, va tham
hieu va » lieu va, hieu qua
ky sang » ky nang, ky dang, ky tang
vi cua » vai cua, di cua
tu sac » tu sach, tu cac, tu bac
ma hoi » mai hoi, xa hoi, ma hoa
tu ban » thu ban, te ban
tu san » thu san, tu can, vu san
cua te » cua tu

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) OR (((tu san) OR (tu ban)))) ky sang ma hoi. hieu va cham soc ban hanh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (((tu san) OR (tu ban)))) ky sang ma hoi. hieu va cham soc ban hanh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (((tu san) OR (tu ban)))) ky sang ma hoi. hieu va cham soc ban hanh vi cua te*.