Task: Program Execution
Input (English): 7, e, 8, M, 6, I
Output (English): [['7', 'e', '8', 'M', '6'], ['7', 'e', '8', 'M', 'I'], ['7', 'e', '8', '6', 'I'], ['7', 'e', 'M', '6', 'I'], ['7', '8', 'M', '6', 'I'], ['e', '8', 'M', '6', 'I']]