Re-check the content of the paper: check the paper carefully to see if there is anything that can be simplified, merged or deleted. Consider merging some similar paragraphs into one paragraph, or simplifying some contents into a short overview. In addition, some unnecessary quotations or references can be deleted to make the paper more concise and clear.
Find and cite similar documents: If you cite other documents in your paper, you can find some similar documents and quote them in your paper. This can help reduce the repetition rate of the paper and provide more information and depth for the paper.
Ask for help: If you can't solve this problem yourself, you can consult your tutor or the academic adviser of the school, who can provide professional advice and guidance to help solve this problem.