May you please elaborate as I cannot reproduce the issue.
At the kozovod.com home page, there are 2 various Twig Slugs and they're showing different things as expected:
Another page shows 4 Twig Templates, all with different content:
It would be useful if you provided more details, maybe show both of your templates and then the page source where you use them? Without a real example, it would be difficult for me to help identify the issue and fix it, if there is any.