Many sites hosting "free" versions of specific scenes use aggressive pop-under ads.
This refers to a long-running adult "reality" series involving scenarios inside a London-style black cab. While the brand is famous for male drivers, they have produced "Female Driver" specials.
The phrase looks like a specific search string often used to find older niche adult content. If you're looking for information on this specific video or the performers involved, Decoding the Search Terms