Efficient Search for Inversion Transduction Grammar Hao Zhang author Daniel Gildea author 2006-07 text Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing Dan Jurafsky editor Eric Gaussier editor Association for Computational Linguistics Sydney, Australia conference publication zhang-gildea-2006-efficient https://aclanthology.org/W06-1627/ 2006-07 224 231