Tree cover search algorithm for example-based translation Hiroshi Maruyama author Hideo Watanabe author 1992-jun 25-27 text Proceedings of the Fourth Conference on Theoretical and Methodological Issues in Machine Translation of Natural Languages Montréal, Canada conference publication maruyama-watanabe-1992-tree https://aclanthology.org/1992.tmi-1.15/ 1992-jun 25-27