Task: Program Execution
Input (English): 9, I, 3, N, 6, 3
Output (English): [['9', 'I', '3', 'N', '6'], ['9', 'I', '3', 'N', '3'], ['9', 'I', '3', '6', '3'], ['9', 'I', 'N', '6', '3'], ['9', '3', 'N', '6', '3'], ['I', '3', 'N', '6', '3']]