A,B,C, D,E, F,G,H, I,J, K,L,M, N,O, P,Q,R, S,T, U,V,W, X,Y, Z. 1,2,3, 4,5, 6,7,8, 9,0 thank God, all buttons of my phone r working fine, aap apna kaam karo .!.
also you can..