Dissertations, Academic (Ph.D) 2,196 Criticism and interpretation 280 History 234 Thesis (Ph.D)-Chemistry 233 Management 224 Research 192 Thesis (Ph.D)-Malayalam literature 168 Dissertations, Academic(Ph.D) 165 Thesis (Ph.D)-Physics 162 Kerala 159 Social sciences 157 Thesis (Ph.D)-English literature 156 Vertebrates-- Cold-blooded vertebrates-- Pisces (Fishes)-- Cat fishes 154 Education 138 Study guide 137 Thesis (Ph.D)-Hindi literature 137 Economics 136 Philosophy 136 Thesis (Ph.D)-Education 130 Dissertations, Academic (Ph.D.) 127 Examination 126 Thesis (Ph.D)-Commerce 120 Research methodology 119 Thesis (Ph.D)-Economics 119 Agronomy 107 Thesis (Ph.D)-Botany 105 Computer science 102 Guide 102 English literature 100 Plant Biotechnology 99