The first half of the first page is all ads now on Google. It’s utter shit - the things it’s a lot better at than DDG is NLP, being able to understand questions, and anything news related. If you know exactly what you’re searching for though, using the old style of search words works great on DDG
You’re going to have to use an external service for email perhaps connected to something like Postfix or just using the email provider’s API - something else to think of if you just need something on your phone as a message / reminder is to use KDE Connect like in this tutorial https://doronbehar.com/articles/using-kdeconnect-to-comfortably-send-sms-messages-from-the-shell/