18. The method of claim 13 , wherein the one or more factors further comprises a co-occurrence of two or more terms.
18. The method of claim 13 , wherein the one or more factors further comprises a co-occurrence of two or more terms. 19. The method of claim 18 , which further comprises instructions that, when executed, identify a set of trending terms that comprises one or more sets based on a frequency of co-occurring terms from the comparison of terms.