Task: Program Execution
Input (English): 8, O, D, 2, A
Output (English): [['8', 'O', 'D', '2'], ['8', 'O', 'D', 'A'], ['8', 'O', '2', 'A'], ['8', 'D', '2', 'A'], ['O', 'D', '2', 'A']]