At first glance, that string looks like a typo. " That 39-70s Show "? It’s a quirk of the search algorithm. Savvy users know that "Index of" refers to (or features) on web servers. When you find an "Index of" page, you aren't looking at a fancy streaming site with JavaScript and ads; you are looking at the raw file structure of a server—a literal list of folders and files.
Streaming comes and goes, but an MKV file on a hard drive is forever. Index Of That 39-70s Show 720p
But if you are a digital archivist, a Plex server owner, or simply someone who refuses to pay four different subscription fees, you have likely typed a very specific string into Google: At first glance, that string looks like a typo