Here is the original format from years ago:
Nowadays, most people see this four pack grid layout:
But Google is also testing a three-pack grid:
And this carousel:
Here are more screenshots from Brodie:
Google is currently testing new formats for their ‘Visual Stories’ unit for Web Stories. Instead of the normal grid of 4, there’s now tests appearing with different sizing, along with a full length view with a variation showing previews. Looks awesome for some branded searches. pic.twitter.com/eSZZmBVtGA
— Brodie Clark (@brodieseo) January 4, 2022
Forum discussion at Twitter.