Task: Program Execution
Input (English): 2, J, m, I, 6, a
Output (English): [['2', 'J', 'm', 'I', '6'], ['2', 'J', 'm', 'I', 'a'], ['2', 'J', 'm', '6', 'a'], ['2', 'J', 'I', '6', 'a'], ['2', 'm', 'I', '6', 'a'], ['J', 'm', 'I', '6', 'a']]