First of all, the researcher should specify the Keywords of the research title or research Problem. The Keywords will indicate to you; What literature should be reviewed?
The related literature that should be reviewed is composed of Literature related to; 1) the dependent variables of the study, 2) the Independent variable of the study, 3) the context of the study, and 4) the methodology of the study
Example: The Development of a Strategic Management System for Students Affairs to strengthen the program learning outcomes(PLOs) of the Undergraduate Program in Education.
Keywords; strategic management system, The program learning outcomes, the student affairs, and Undergraduate Program.
Independent Variable; strategic management system
Dependent Variable; PLOs of Education Program
Context of the study; Student affairs & undergraduate program in education
Methodology; the Research and Development(R&D); develop a model
Topics of Literatures
1. Concepts and theories related to outcome-based education and program learning outcomes
2. Concepts and theories related to strategic management
3. Student affairs and the undergraduate program in education
4. Methodology for developing a model
5. Related research
Note: In the cases of no.5; related Research; please include them in the topic above, don't separate to be another topic