Excel plugin for finding duplicate content in cells

When working with onpage SEO you need to write unique content to keep googlebot happy. Especially if you operate a web page that has a lot of verticals and regions and each combination have it’s own landingpage. Writing really unique content in scale is very difficult and with really unique content I mean never using the same sentence twice. We use Excel for writing content for landingpages. The problem that I wanted to solve is that given two texts...