Hi again,
You can create a SEBLOD list module and set it to your search type, and then use "live values" to get the ID of your main content, and use that to filter only content that relates to that page. There are multiple resources available online that talk through this, as it's one of the features that makes SEBLOD so powerful. Here's one:
https://www.youtube.com/watch?v=hYTzPL61GuU
Thanks
J