Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Who or umm rather what exists between fundamentalist Islamism and reformist Islamism?
What exists between fundamentalist Islamism and reformist Islamism?

Which no I mean what project did Harvard stop due to the financial crisis?
What project did Harvard halt due to the financial crisis?

What is uh what male sex hormone is an immunostimulator?
What male sex hormone is an immunostimulator?