Syntactic Annotations for the Google Books NGram Corpus Yuri Lin author Jean-Baptiste Michel author Erez Aiden Lieberman author Jon Orwant author Will Brockman author Slav Petrov author 2012-07 text Proceedings of the ACL 2012 System Demonstrations Min Zhang editor Association for Computational Linguistics Jeju Island, Korea conference publication lin-etal-2012-syntactic https://aclanthology.org/P12-3029/ 2012-07 169 174