Task: Program Execution
Input (English): S, 6, 4, m, j, E, 9
Output (English): [['S', '6', '4', 'm', 'j', 'E'], ['S', '6', '4', 'm', 'j', '9'], ['S', '6', '4', 'm', 'E', '9'], ['S', '6', '4', 'j', 'E', '9'], ['S', '6', 'm', 'j', 'E', '9'], ['S', '4', 'm', 'j', 'E', '9'], ['6', '4', 'm', 'j', 'E', '9']]