Google: 39 search updates took place in the month of May!!Posted by on June 10, 2012 05:24 AM
As compared to more than 50 updates made in April, the number is significantly lesser for search updates made in the month of May.
Google has released the number of search quality updates it made in the month of May 2012- a total of 39. Among the more important changes made are Inorganic backlink signals and improvements to the Penguin update.
To see the complete list, please visit: http://insidesearch.blogspot.com/2012/06/search-quality-highlights-39-changes.html