An Unsupervised Query Rewriting Approach Using N-gram Co-occurrence Statistics to Find Similar Phrases in Large Text Corpora Hans Moen author Laura-Maria Peltonen author Henry Suhonen author Hanna-Maria Matinolli author Riitta Mieronkoski author Kirsi Telen author Kirsi Terho author Tapio Salakoski author Sanna Salanterä author 2019-sep–oct text Proceedings of the 22nd Nordic Conference on Computational Linguistics Mareike Hartmann editor Barbara Plank editor Linköping University Electronic Press Turku, Finland conference publication moen-etal-2019-unsupervised https://aclanthology.org/W19-6114/ 2019-sep–oct 131 139