Task: Program Execution
Input (English): W, k, m, F, W, z
Output (English): [['W', 'k', 'm', 'F', 'W'], ['W', 'k', 'm', 'F', 'z'], ['W', 'k', 'm', 'W', 'z'], ['W', 'k', 'F', 'W', 'z'], ['W', 'm', 'F', 'W', 'z'], ['k', 'm', 'F', 'W', 'z']]