Perhaps you should try some spelling variations:
la literatura » la litterature, a literature
filosofia la » filosofia da, filosofia le, filosofica da
rest scale » best scale, rust scale, great scale
studies de » studies der, studies die, studies doe
studies do » 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: rest scale ((studies de) OR (studies do)) filosofia la literatura.
• Adding a wildcard symbol may retrieve word variants: rest scale ((studies de) or (studies do)) filosofia la literatura*.