It was created by Mark Davies, retired professor of corpus linguistics at Brigham Young University (BYU).
[2][3] The Corpus of Contemporary American English (COCA) is composed of one billion words as of November 2021.
[4] The texts come from a variety of sources: The Corpus of Contemporary American English is free to search for registered users.
The corpus of Global Web-based English (GloWbE; pronounced "globe") contains about 1.9 billion words of text from twenty different countries.
This makes it about 100 times as large as other corpora like the International Corpus of English, and it allows for many types of searches that would not be possible otherwise.