18. The medium of claim 17 , the operations further comprising assigning a score to the query term proximity rule based on the click count, a skip count, and a fake skip count.
18. The medium of claim 17 , the operations further comprising assigning a score to the query term proximity rule based on the click count, a skip count, and a fake skip count. 21. The medium of claim 18 , associating a first weight with the click count, a second weight with the skip count, and a third weight with the fake skip count.