TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: Which or no make that what division offers more than one branch of studies that don't fit in with the other four?

SOLUTION: What division offers more then one branch of studies that don't fit in with the other four?

PROBLEM: Which two er who had no influence in promoting the use of chemical compounds as medicines?

SOLUTION: Who had no influence in promoting the use of chemical compounds as medicines?

PROBLEM: What kind of disorders I mean to say the loss of theymus at an early age prevents what?

SOLUTION:
What does the loss of the thymus at an early age prevent?