Perhaps you should try some spelling variations:
prose literatur » prose literature, prosa literatur, phase literatur
ldi filosofia » la filosofia, de filosofia, da filosofia
di filosofia » la filosofia, e filosofia
site study » sites study, sited study, situ study
yeasts » feasts, beasts

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (yeasts OR yeast) site study ((di filosofia) OR (ldi filosofia)) ((e literatur) OR (prose literatur)).
• Adding a wildcard symbol may retrieve word variants: (yeasts or yeast) site study ((di filosofia) or (ldi filosofia)) ((e literatur) or (prose literatur))*.