Every now & then Google is testing something new. Google is Now testing a carousel over search Results called “Trending searches”
This displays a carousel along with the images & queries related to your query and may show which query is trending matches to your query.
Here is a screenshot attached of buy jackets which is shared by Saad AK to Barry Schwartz of SEroundtable.
Checkout The Tweet:
Hi @rustybrick SIR,
I hope you are fine.
I was seeing "Trending searches" carousel in Google SERPs. I think it's new.
Query: buy jacket pic.twitter.com/AUpEvKL0bJ
— Saad AK (@SaadAlikhan1994) June 7, 2021