Letters that make input program
a, o, g, n, p, m, r, t, i, u are letters that make 'input program'
Words within input program
input, RAM, AM, PR, NP, Gram, ut, Ro, gram, pro, in, put, program, ram, RA, IN, Ra, Ram, Am, In, Np, Pu, Pr, UT are words within 'input program'