How to Find a News Letter on the Web?

i have found myself doing what you're talking about here, which is thinking, oh, i remember writing about that in my news letter and where was that? And i send out my news letter through mail chimp, which creates a web version for each issue of the news letter. That is published elsewhere, right? Like it'. It's in a different place than my regular web so i can't search for it using the same search engine. And it's almost like suddenly i have this separate set of information that i need to refer to. I've tried to connect all those things. The website used to be in work press, and now i've built it with eleventy,