Google is very famous Search Engine in the world 80% users use Google for searching their destination, solution or information. Google use filters for showing accurate results for users. This feature of Google will help those people who write unique content. But writing on same product is not easy, if you have already written lots of things on that same product.
Companies want to gain good ranking on all competitive keywords, because they want to make more money. But for promoting your products online is not so easy because if you want to promote your product on Google, you have to write unique content on all keywords. That is not so easy, but now you can do this thing easily.