Welcome to the PERC Corpus Online

The PERC Corpus (formerly called the "Corpus of Professional English (CPE)") is a 17-million-word corpus of copyright-cleared English academic journal texts in science, engineering, technology and other fields. It was compiled as a part of the project of the Professional English Research Consortium (PERC) and is intended to be used for research in the field of Professional English.

Until the end of June, 2017, the PERC Corpus will be available for access free of charge on the web concordancer provided by the "Shogakukan Corpus Network" administered by NetAdvance Inc., based on authorization from PERC.

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