Task: Program Execution
Input (English): S, Y, 9, A, 7, 7, 3
Output (English): [['S', 'Y', '9', 'A', '7', '7'], ['S', 'Y', '9', 'A', '7', '3'], ['S', 'Y', '9', 'A', '7', '3'], ['S', 'Y', '9', '7', '7', '3'], ['S', 'Y', 'A', '7', '7', '3'], ['S', '9', 'A', '7', '7', '3'], ['Y', '9', 'A', '7', '7', '3']]