Perhaps you should try some spelling variations:
la literatura » la litterature, a literature
scaled study » scale study, scales study, scalp study
a literatura » a literature, y literatura, a literatur
sets scaled » sets scale, sets scales, less scaled
e filosofia » la filosofia

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: "sets scaled study e filosofia ((a literatura) OR (la literatura))".
• Adding a wildcard symbol may retrieve word variants: sets scaled study e filosofia ((a literatura) OR (la literatura))*.