The web is a vast source of information. However, due to the divisiveness and unlikeness of web pages' contents, this information is covered in the chaotic structure of the World Wide Web. At the same time, with the spread of web access, search engines are being, if not the sole utility, one of the most mechanisms used by the increasing number of users, to find interesting information. We are interested in identifying how pieces of information represented by URL pages, sharing common topics, are related as they are represented on the web. One such problem is studying patterns of occurrences of ...