As I reported, I'm not fully bought on this analysis, due to the fact I feel a lot of people possibly use "free of" and "free from" interchangeably—except in the situation of "free of cost"—or arbitrarily prefer a person or the opposite form to specific the same plan, without the https://docs.google.com/document/d/e/2PACX-1vR1aRmbt0UmT4gxVq4IXbfDVfh2KrMfGfIz30gs2kLcIKk8h4EVktV5g2U8cNCzOTBSOZHhUqlkGaRY/pub