Task: Program Execution
Input (English): 9, w, 6, t, f, 4, m
Output (English): [['9', 'w', '6', 't', 'f', '4'], ['9', 'w', '6', 't', 'f', 'm'], ['9', 'w', '6', 't', '4', 'm'], ['9', 'w', '6', 'f', '4', 'm'], ['9', 'w', 't', 'f', '4', 'm'], ['9', '6', 't', 'f', '4', 'm'], ['w', '6', 't', 'f', '4', 'm']]