Weird Autocorrect

I have been dealing with this for a while and I can’t do it anymore. I will type ANYTHING, and it won’t suggest what I want. It doesn’t suggest unity c# code is what I mean. I can type anything, and it will autocorrect something weird. Here is a screenshot.

The steps in this thread should help you: Intellisense Not Working with Visual Studio (Fix)

It did not work. I tried multiple times, I don’t know what to do