Task: Program Execution
Input (English): o, x, 8, T, 6, M, 1
Output (English): [['o', 'x', '8', 'T', '6', 'M'], ['o', 'x', '8', 'T', '6', '1'], ['o', 'x', '8', 'T', 'M', '1'], ['o', 'x', '8', '6', 'M', '1'], ['o', 'x', 'T', '6', 'M', '1'], ['o', '8', 'T', '6', 'M', '1'], ['x', '8', 'T', '6', 'M', '1']]