NLP Tools for Khasi, a low resource language Medari Tham author 2020-12 text Proceedings of the 17th International Conference on Natural Language Processing (ICON): System Demonstrations Vishal Goyal editor Asif Ekbal editor NLP Association of India (NLPAI) Patna, India conference publication tham-2020-nlp https://aclanthology.org/2020.icon-demos.10/ 2020-12 26 27