给定一份英文论文，找到其中重复使用的单词列表。
To find a list of repeated words in an English paper, you can do the following:

1. Use a text editor or word processor to open the document.
2. Use the "Find" or "Search" function to search for a specific word in the document.
3. Keep track of how many times that word appears in the paper.
4. Repeat this process for each word in the paper.
5. Create a list of the repeated words, along with their frequency of appearance in the paper.