R help - May 2014 - K-mean Clustering in URL's

Hi  ,  I  have some   URL's  like :-



                              2

                           facebook
http://www.facebook.com <http://www.facebook.com/>
http://twitter.com/facebook <http://twitter.com/facebook>
http://en.wikipedia.org/wiki/Facebook
http://play.google.com/store/apps/developer?id=Facebook&hl=en
http://mashable.com/category/facebook  http://www.facebookstories.com
 How   to  find  kmean clusterring of this text  URL data............?


THanks

ASHIS

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