Task: Program Execution
Input (English): 4, e, 5, a, 8, G, o
Output (English): [['4', 'e', '5', 'a', '8', 'G'], ['4', 'e', '5', 'a', '8', 'o'], ['4', 'e', '5', 'a', 'G', 'o'], ['4', 'e', '5', '8', 'G', 'o'], ['4', 'e', 'a', '8', 'G', 'o'], ['4', '5', 'a', '8', 'G', 'o'], ['e', '5', 'a', '8', 'G', 'o']]