Task: Program Execution
Input (English): g, i, e, 6, x, V, k
Output (English): [['g', 'i', 'e', '6', 'x', 'V'], ['g', 'i', 'e', '6', 'x', 'k'], ['g', 'i', 'e', '6', 'V', 'k'], ['g', 'i', 'e', 'x', 'V', 'k'], ['g', 'i', '6', 'x', 'V', 'k'], ['g', 'e', '6', 'x', 'V', 'k'], ['i', 'e', '6', 'x', 'V', 'k']]