Task: Program Execution
Input (English): K, N, 7, H, 5, 5
Output (English): [['K', 'N', '7', 'H', '5'], ['K', 'N', '7', 'H', '5'], ['K', 'N', '7', '5', '5'], ['K', 'N', 'H', '5', '5'], ['K', '7', 'H', '5', '5'], ['N', '7', 'H', '5', '5']]