Task: Program Execution
Input (English): 9, Q, Z, 3, v, u
Output (English): [['9', 'Q', 'Z', '3', 'v'], ['9', 'Q', 'Z', '3', 'u'], ['9', 'Q', 'Z', 'v', 'u'], ['9', 'Q', '3', 'v', 'u'], ['9', 'Z', '3', 'v', 'u'], ['Q', 'Z', '3', 'v', 'u']]