Perhaps you should try some spelling variations:
da literatura » la literatura, a literatura, de literatura
ways studium » das studium, als studium, ins studium
de filosofia » e filosofia, la filosofia, a filosofia
di filosofia » la filosofia, e filosofia
best ways » best way

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: best ways studium ((de filosofia) OR (di filosofia)) da literatura.
• Adding a wildcard symbol may retrieve word variants: best ways studium ((de filosofia) or (di filosofia)) da literatura*.