An Efficient Indexer for Large N-Gram Corpora Hakan Ceylan author Rada Mihalcea author 2011-06 text Proceedings of the ACL-HLT 2011 System Demonstrations Sadao Kurohashi editor Association for Computational Linguistics Portland, Oregon conference publication ceylan-mihalcea-2011-efficient https://aclanthology.org/P11-4018/ 2011-06 103 108