You can ask the same question in multiple ways, to avoid biases based on words and phrasing, and you should also consider mixing up the pattern in which you ask your questions.
Ungabuza umbuzo ofanayo ngezindlela eziningi, ukugwema ukucwasana okususelwa kumagama nokuphindaphindwa, futhi kufanele ucabangele ukuxuba iphethini obuza kuyo imibuzo yakho.