Task: Program Execution
Input (English): 0, H, 5, 6, 9, E, v
Output (English): [['0', 'H', '5', '6', '9', 'E'], ['0', 'H', '5', '6', '9', 'v'], ['0', 'H', '5', '6', 'E', 'v'], ['0', 'H', '5', '9', 'E', 'v'], ['0', 'H', '6', '9', 'E', 'v'], ['0', '5', '6', '9', 'E', 'v'], ['H', '5', '6', '9', 'E', 'v']]