Soumayan Majumder author Dipankar Das author 2021-12 text Sivaji Bandyopadhyay editor Sobha Lalitha Devi editor Pushpak Bhattacharyya editor NLP Association of India (NLPAI) National Institute of Technology Silchar, Silchar, India conference publication majumder-das-2021-studies https://aclanthology.org/2021.icon-main.53/ 2021-12 439 446