Perhaps you should try some spelling variations:
space studien » space studies, spaces studied, space student
le literatura » la literatura, e literatura, de litteratura
de literatura » de litterature, la literatura, y literatura
di filosofia » la filosofia, e filosofia
texts space » text space, tests space, meets space
studien di » studien die, studien dd, studien der

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: "texts space studien di filosofia ((le literatura) OR (de literatura))".
• Adding a wildcard symbol may retrieve word variants: texts space studien di filosofia ((le literatura) OR (de literatura))*.