9. A system comprising: one or more devices, including a memory and a processor, to: identify information associated with content of a first web page, the first web page being accessed by a user, and the identified information including one or more terms; form a search query based on the identified information and information associated with the user, the information associated with the user including one or more terms; identify a second web page based on the search query that is based on the identified information and the information associated with the user; modify the first web page by inserting a reference to the second web page, the reference to the second web page including text associated with content of the second web page; and provide, for presentation to the user, the modified first web page.
13. The system of claim 9 , where the one or more devices are further to: compare the identified information to stored information; determine that at least some of the identified information matches the stored information; and use the at least some of the identified information to form the search query that is based on the identified information and the information associated with the user.