Task: Program Execution
Input (English): U, q, 3, 2, G, h
Output (English): [['U', 'q', '3', '2', 'G'], ['U', 'q', '3', '2', 'h'], ['U', 'q', '3', 'G', 'h'], ['U', 'q', '2', 'G', 'h'], ['U', '3', '2', 'G', 'h'], ['q', '3', '2', 'G', 'h']]