instruction:
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
question:
What combined with rising rather lowering prices to make it difficult or impossible for poor people to keep pace?
answer:
What combined with lowering prices to make it difficult or impossible for poor people to keep pace?

question:
What British mathematician took pride in doing work that he felt had no cryptography benefit, no no sorry, mathematical?
answer:
What British mathematician took pride in doing work that he felt had no mathematical benefit?

question:
What was Culoron's, nope, Marin's orders?
answer:
What was Marin's orders?