Please consult my ACL 2012 paper for an overview of the research that led to this corpus and the procedure used to created it.
You can download the corpus here. The zipfile contains a CSV file of the corpus and a text file that explains the corpus structure and contents.
You are welcome to use the corpus under the terms of CC BY-SA 3.0. Please cite:
Wilson, Shomir. The creation of a corpus of English metalanguage. In Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics, Jeju, South Korea, July 9-11, 2012.
Read more about me here.