Task: Program Execution
Input (English): 9, E, u, y, 7, m
Output (English): [['9', 'E', 'u', 'y', '7'], ['9', 'E', 'u', 'y', 'm'], ['9', 'E', 'u', '7', 'm'], ['9', 'E', 'y', '7', 'm'], ['9', 'u', 'y', '7', 'm'], ['E', 'u', 'y', '7', 'm']]