Perhaps you should try some spelling variations:
la litterature » a literature
studies diet » studies die, studies der, studies does
filologia la » biologia la, filologia e, filosofia la
ratios game » ratios name, rating game, ratios age
studies div » studies die, studies drive, studies dirk

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 div) OR (studies diet)) filologia la litterature".
• Adding a wildcard symbol may retrieve word variants: ratios game ((studies div) OR (studies diet)) filologia la litterature*.