Just because you buy a tool doesn't mean you know how to get results from it.
Ahrefs is the best keyword research tool on the market but you'll need to have invested hundreds of hours to get value from it.
These lessons teach you 16 keyword research strategies you can implement; FAST.
You can purchase Advanced Keyword Research with Ahrefs as a standalone training course.
Or it's included free of charge within my SEO Box subscription