Perhaps you should try some spelling variations:
protests during » proteins during, process during, processes during
during studies » docking studies, housing studies, aging studies
filosofia la » filosofia le, filosofica da, filosofia das
filosofia da » filosofia de, filosofia del, filosofia e
studies der » studies ds, studies d, studies dn

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: protests during studies der ((filosofia la) OR (filosofia da)) literatura.
• Adding a wildcard symbol may retrieve word variants: protests during studies der ((filosofia la) or (filosofia da)) literatura*.