2. You can convert the text into a table and hide the border of the table.
3. If you read a lot of foreign languages, all of which are translated and quoted by foreign languages, personally, you don't need endnotes, so you can keep them for yourself, because the duplicate database is only the matching of characters and can't match Chinese and English.
4. Duplicate checking is a matching process, based on sentences. If a sentence is repetitive, it is easy to judge that it is repetitive, so:
It is indeed a classic sentence, so it is indicated by superscript endnotes in the references, or the quoted content is framed by the original author's name and quotation marks. Anything in quotation marks will be regarded as a reference.