Use the “Load in Browser” button and then walk around the website looking in more details.
Once you find your actual release, use the green TAGGER button to push the release you find back to Picard.
That list is being made up based on releases with the same numbers of tracks as the release initially matched.
Also: Get your head around “scripts” and how you can install Violent Monkey \ Tamper Monkey or similar addon and then use items like this to show the artwork in the web browser:
That still doesn’t give you a list of which one has the most artwork uploaded, but it narrows down your search so you can find where there are at least covers available.
(If you need help getting the script installed, just ask.)