I tried searching Google for a quote as follows:
As depicted at https://archive.today/vNop8, it would appear that it cannot find the exact quote/phrase, so, it does a phrase-insensitive search, yet the first result is the exact same phrase which it said it couldn't find (I even tried Ctrl+F to make sure, and it all matched the same).
No results found for "The condition affects more than 75% of the population worldwide".
Results for The condition affects more than 75% of the population worldwide (without quotes):
The condition affects more than 75% of the population worldwide, with ...`
Why?