Challenges in Processing Colloquial Arabic Alla Rozovskaya author Richard Sproat author Elabbas Benmamoun author 2006-oct 23 text Proceedings of the International Conference on the Challenge of Arabic for NLP/MT London, UK conference publication rozovskaya-etal-2006-challenges https://aclanthology.org/2006.bcs-1.1/ 2006-oct 23 4 14