Handling Unknown Words in Arabic FST Morphology Khaled Shaalan author Mohammed Attia author 2012-07 text Proceedings of the 10th International Workshop on Finite State Methods and Natural Language Processing Iñaki Alegria editor Mans Hulden editor Association for Computational Linguistics Donostia–San Sebastián conference publication shaalan-attia-2012-handling https://aclanthology.org/W12-6203/ 2012-07 20 24