Letters that make anti-virus program
s, a, o, g, n, p, m, r, t, i, u, v are letters that make 'anti-virus program'
Words within anti-virus program
RAM, AM, AN, ti, PR, NT, IR, Gram, ant, Ro, gram, virus, pro, anti, vi, program, ram, RA, VI, Rus, US, Ra, Ram, Am, Ir, Pr, Ru, Ti are words within 'anti-virus program'