Task: Program Execution
Input (English): c, G, C, l, 2, 5
Output (English): [['c', 'G', 'C', 'l', '2'], ['c', 'G', 'C', 'l', '5'], ['c', 'G', 'C', '2', '5'], ['c', 'G', 'l', '2', '5'], ['c', 'C', 'l', '2', '5'], ['G', 'C', 'l', '2', '5']]