Here’s a lens from Angela Harms that’s currently ranked first in the search engines when you type"Fibromyalgia Karate". CFS or Fibromyalgia, and Exercise? You have got to be kidding.
Will everyone type in Fibromyalgia Karate? Of course not. But those that do will find exactly what they need. There is a long tail, and it looks like this.
The challenge is not to somehow trick the search engines into listing your site under thousands of different combinations. Instead, it’s to create specific and focused content that makes you the obvious choice for each of those slivers.