Letters that make reusable program
s, a, o, b, e, g, l, p, m, r, u are letters that make 'reusable program'
Words within reusable program
RAM, AB, ab, AM, re, PR, EU, SA, USA, Gram, Ro, gram, sable, able, pro, usable, reusable, program, ram, RA, US, Ra, Re, Ram, LE, Am, Eu, Pr, Ab are words within 'reusable program'