How to find out the most popular pages of a site?

First, this is the real question I want get answer to .
Second, this is my little Google test. At this moment exact google request "How to find out the most popular pages of a site?" gives no result as well as "To find out the most popular pages of a site" and "this is my little Google test" phrases.

Let's see whether the Google is able to find my tiny experimental post.