Do a search for whatever keywords make sense for your images. Take a look at the competition - I'm guessing there will be a huge number of images as it's a subject covered heavily. And having looked over Adobe Stock's new approvals over the last month or so, there have been a ton of new ones.

Unless you have something that you think will make yours stand out, I'd move on to something else. If they didn't sell before, it probably wasn't because of the size