Perhaps you should try some spelling variations:
scale studies » case studies, scale study
div filosofia » di filosofia, de filosofia, fija filosofia
da filosofia » la filosofia, di filosofia, a filosofia
e literatura » de literatura, y literatura, e literatur
vast scale » bast scale, coast scale, best scale

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "vast scale studies ((div filosofia) OR (da filosofia)) e literatura*".