Task: Program Execution
Input (English): 7, O, Y, m, 9, n
Output (English): [['7', 'O', 'Y', 'm', '9'], ['7', 'O', 'Y', 'm', 'n'], ['7', 'O', 'Y', '9', 'n'], ['7', 'O', 'm', '9', 'n'], ['7', 'Y', 'm', '9', 'n'], ['O', 'Y', 'm', '9', 'n']]