Task: Program Execution
Input (English): A, E, 6, 9, i, 6, z
Output (English): [['A', 'E', '6', '9', 'i', '6'], ['A', 'E', '6', '9', 'i', 'z'], ['A', 'E', '6', '9', '6', 'z'], ['A', 'E', '6', 'i', '6', 'z'], ['A', 'E', '9', 'i', '6', 'z'], ['A', '6', '9', 'i', '6', 'z'], ['E', '6', '9', 'i', '6', 'z']]