Perhaps you should try some spelling variations:
game studies » case studies
filosofia da » filosofia de, filosofia del, filosofia e
ratios game » ratios name, rating game, ratios age
filologia a » filologia e, filologica e, filologici e
studies di » studies die, studies div, studies ds

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: "ratios game studies di ((filologia a) OR (filosofia da)) literature".
• Adding a wildcard symbol may retrieve word variants: ratios game studies di ((filologia a) OR (filosofia da)) literature*.