1 “... retrieve useful texts helping outline new research agendas, suggest viable topics for a dissertation work...”

2 “..., suggest viable topics for a dissertation work, and augment the knowledge of the new subjects of learning...”

3 “... for a dissertation work, and augment the knowledge of the new subjects of learning...”

4 “... research agendas, suggest viable topics for a dissertation work, and augment the knowledge of the subjects...”

5 “... retrieve useful texts helping outline new research agendas, suggest viable topics for a dissertation work...”

6 “... dissertation work, and augment the knowledge of the new subjects of learning...”

7 “... research agendas, suggest viable topics for a dissertation work, and augment the knowledge of the subjects...”