24. The system of claim 23 , wherein the search term is categorized as a type that is provided for registration to a user with recognized association with the search term if the ratio of the number of times the search result was selected subsequent to receiving the search term to the number of times that the search term appears in the search history exceeds a third threshold value greater than the first threshold value.
23. A system comprising: one or more processors, and a machine-readable medium comprising instructions stored therein, which when executed by the processors, cause the processors to perform operations comprising: accessing a search history including one or more search terms for identifying search terms available for domain name registration, wherein the search history comprises prior user search terms; categorizing each of the one or more search terms based on a number of times the respective search term appears in the search history, wherein for each of the one or more search terms, the categorizing comprises: in a case where the number of times that the search term appears in the search history exceeds a first threshold value, identifying, from the search history, a search result of the search term; categorizing, the search term as a type that is provided for registration to a user with recognized association with the search term or a type that is excluded from registration, wherein the categorizing is based on a ratio of a number of times the search result was selected subsequent to receiving the search term to the number of times that the search term appears in the search history; in a case where the number of times that the search term appears in the search history does not exceed a second threshold value smaller than the first threshold value, categorizing the search term as a type that can be reserved on a first come first serve basis; and in a case where the number of times that the search term appears in the search history does not exceed than the first threshold value and exceeds the second threshold value, categorizing the search term as a type that can be reserved with additional verification of association with the search term; receiving a user-selected search term from a client device associated with a user over a network connection to the client device, the user-selected search term corresponding to a type of categorization of one of the categorized one or more search terms; and sending a notification to the client device over the network connection, the notification indicating how to obtain registration of a domain name that includes the user-selected search term.