Letters that make instruction execution
s, o, e, n, c, r, t, i, u, x are letters that make 'instruction execution'
Words within instruction execution
ti, EXEC, INS, EC, ut, cut, ex, on, inst, in, execution, ruction, instruction, CT, IN, Io, ion, Cu, In, Ru, Ti, Xe, UT, instruct are words within 'instruction execution'