Libraries at University of Nebraska-Lincoln


Date of this Version

Summer 8-9-2021

Document Type



The keyword is a significant component of research work. It can determine the distribution of research activities in a different segment of the universe of knowledge. The present scholarly world became a common platform for disseminating knowledge. This paper tried to extract the different keywords used in Second Language Learning (SLL) research; for extraction, the data, the Web of Science Database was used and visualized using VOSviewer software