wEBMT: Developing and Validating an Example-Based Machine Translation System using the World Wide Web Andy Way author Nano Gough author 2003 text journal article American Journal of Computational Linguistics continuing periodical academic journal way-gough-2003-webmt 10.1162/089120103322711596 https://aclanthology.org/J03-3004/ 2003 29 3 421 458