Task: Program Execution
Input (English): m, p, Z, n, 4, W
Output (English): [['m', 'p', 'Z', 'n', '4'], ['m', 'p', 'Z', 'n', 'W'], ['m', 'p', 'Z', '4', 'W'], ['m', 'p', 'n', '4', 'W'], ['m', 'Z', 'n', '4', 'W'], ['p', 'Z', 'n', '4', 'W']]