Perhaps you should try some spelling variations:
da literatura » la literatura, a literatura, de literatura
filosofia da » filosofia de, filosofia del, filosofia e
great scale » great sale, great seale, great staple
studien der » studie der, studenten der
studien dd » studies dd, studien die, studien des

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: "great scale ((studien dd) OR (studien der)) filosofia da literatura".
• Adding a wildcard symbol may retrieve word variants: great scale ((studien dd) OR (studien der)) filosofia da literatura*.