7. The system of claim 5 , wherein the instructions further include instructions that cause the system to, for each frequency of the set of frequencies, determine the frequency based at least in part on a function of: a total number of records in a data set that includes the set of records; and a number of records found in which a search term occurs in a particular field, the search term generated at least in part from the set of details.
7. The system of claim 5 , wherein the instructions further include instructions that cause the system to, for each frequency of the set of frequencies, determine the frequency based at least in part on a function of: a total number of records in a data set that includes the set of records; and a number of records found in which a search term occurs in a particular field, the search term generated at least in part from the set of details. 8. The system of claim 7 , wherein the function is a logarithmic function.