Google reportedly has renewed the algorithm to reduce spam websites on its search results.
Process changes are made based on responses regarding the increasing number of critics who go about the search results generated by Google.
Critics are complaining will be the large number of spam websites that only contain keywords without any content that is true or relevant websites according to keywords in the search.
As chief engineer Matt Cutts on Google's head Webspam team will respond to these criticisms in a blog post, where Matt says "Google will do some evaluations that can help push rates lower the amount of spam, particularly on sites that contain duplicate content and some sites that unique content is very low level. "