Grammar, Comparative and general 7 Mass media 7 മലയാളം; 6 Dissertations, Academic (Ph.D) 5 Economics 5 Language 5 Lipids 5 Communication 4 Ecology 4 History 4 Linguistics 4 Thesis (Ph.D)-Zoology 4 Curriculum 3 Economic development-- Economic Planning 3 Malayalam; 3 Malayalam; Social Science 3 Research 3 Teaching Technology 3 Algebra 2 Artificial intelligence 2 Biochemistry 2 Biolinguistics 2 Curriculam 2 Curriculum construction 2 Dictionary 2 Education 2 Educational Sociology 2 Evolution 2 Grammar 2 Grammar English 2