Perhaps you should try some spelling variations:
die filologia » di filologia, de filologia, e filologia
la literatura » la litterature, a literature
duale studie » duale studien, duale studium, duales studium
filologia la » biologia la, filologia e, filosofia la
studie die » studie der

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: (testo OR texto) duale studie die filologia la literatura.
• Adding a wildcard symbol may retrieve word variants: (testo or texto) duale studie die filologia la literatura*.