Free Web-Based Tools for Everyone: Analyze

"These corpora were created by Mark Davies, Professor of Linguistics at Brigham Young University. They have many different uses, including: finding out how native speakers actually speak and write; looking at language variation and change; finding the frequency of words, phrases, and collocates; and designing authentic language teaching materials and resources."

"Google Trends allows you to see the topics people are—or aren’t—following, practically in real time. Journalists can use this information to explore potential story ideas, and can also feature Trends data within news stories to illustrate a general level of interest in, say, a political candidate, social issue or event."