Is there a way to search for posts that is not in my favourite list only ? like if i am searching for nurse and i got bunch of nurse posts in my favourite list then they won't show up in search ...

It's a good idea. I myself would love to have a way to *only* search my favorites as there's so many. Unfortunately mods currently don't take suggestions for the site, afaik.

"currently" lol. afaik they never did, cause the side cant be altered with

Half true. They are not the ones who update the site, they only use the software. All boorus do. So they all more or less get updated at the same time.

The last thing that was changed on the site where the rating system and the Discord chat. Both of which they can control.