By using a collaborative filtering method, we can identify keywords that are closely related to "lead free". Of all the web sites that target "lead free", these are the most commonly targeted keywords by this same group of web sites, sorted by the highest number of web site matches.
The root keyword phrase "lead free" also exists in these keywords. Drill down to see who is targeting long-tail variations off of "lead free".
The keyword phrase "lead free" can be broken down into these keyword pieces. Find out who is targeted short-tail variations off of "lead free".