One thing that surprised me is that searching for "php strpos" revealed not just the PHP docs for the function as I expected, but actually has the sections of the page visible in the first result, as well as a succinct code snippet in the description. The text does get cut off with no way to scroll, but still, having the function signature at a glance is really cool
And almost all - but not the BBC - had at least one belonging to Google, meaning Google is receiving anonymised information about users visiting those pages.
BBC.com and BBC.co.uk both run google ads via DoubleClick and thus have Google trackers.