Perhaps you should try some spelling variations:
scale studien » scale studies, duale studien, soziale studien
scale student » late student, scale study, scale studies
die filosofia » di filosofia, de filosofia, e filosofia
y literatura » la literatura
filosofia y » filosofia e, filosofia _, filosofia de

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: "texto ((scale studien) OR (scale student)) die filosofia y literatura".
• Adding a wildcard symbol may retrieve word variants: texto ((scale studien) OR (scale student)) die filosofia y literatura*.