That's a nifty little tool. I've just been using Google this whole time but this is better. I tested it out and right away I found on example, from this project's whitepaper:

https://smallseotools.com/view-report/2e6e4ca136a1c44460c20224fc3ad821/

(its the second sentence but there's hardly any text in the whitepaper so its probably not worth going after)