Task: Program Execution
Input (English): 2, D, 6, G, m, N
Output (English): [['2', 'D', '6', 'G', 'm'], ['2', 'D', '6', 'G', 'N'], ['2', 'D', '6', 'm', 'N'], ['2', 'D', 'G', 'm', 'N'], ['2', '6', 'G', 'm', 'N'], ['D', '6', 'G', 'm', 'N']]