Task: Program Execution
Input (English): N, H, 5, p, a, v
Output (English): [['N', 'H', '5', 'p', 'a'], ['N', 'H', '5', 'p', 'v'], ['N', 'H', '5', 'a', 'v'], ['N', 'H', 'p', 'a', 'v'], ['N', '5', 'p', 'a', 'v'], ['H', '5', 'p', 'a', 'v']]