Task: Program Execution
Input (English): d, 7, 3, 8, A, g
Output (English): [['d', '7', '3', '8', 'A'], ['d', '7', '3', '8', 'g'], ['d', '7', '3', 'A', 'g'], ['d', '7', '8', 'A', 'g'], ['d', '3', '8', 'A', 'g'], ['7', '3', '8', 'A', 'g']]