Task: Program Execution
Input (English): 4, d, 5, 7, H, 9, g
Output (English): [['4', 'd', '5', '7', 'H', '9'], ['4', 'd', '5', '7', 'H', 'g'], ['4', 'd', '5', '7', '9', 'g'], ['4', 'd', '5', 'H', '9', 'g'], ['4', 'd', '7', 'H', '9', 'g'], ['4', '5', '7', 'H', '9', 'g'], ['d', '5', '7', 'H', '9', 'g']]