1. Enter this sentence into the quick search box of the database and select "Full Text".

2. First, determine an approximate range by searching for abstracts or keywords, then put the search range in "Full Text", enter that sentence in the input box, and select "Search in Results".

3. Put forward the key words of that sentence and choose them one by one in the advanced search.

If you want to know which document the sentences in the paper come from, the method is as follows:

1, duplicate checking, which will be mentioned in the duplicate checking report. However, what is mentioned in the duplicate checking report may generally be an indirect reference, rather than the most original direct application. So you need to find some suggested documents in the query report, and then find this document to see if the author directly quoted him. In this way, the original source can be found, and such references are more formal.

If you are British, you can take it to turnitin to check the duplication and see if you can find any duplication. In Chinese, try the search engine.

Reference refers to: "related literature information resources cited for writing or editing papers and works." According to the requirements of China Academic Journals (CD-ROM Edition) Retrieval and Evaluation Data Standard (Trial) and China Social Science Journals Arrangement Standard (Revised Edition). Many publications distinguish between references and annotations, and define annotations as "words that further explain or supplement something in the text", which are listed at the end of the article, separated from references or placed in the footer.