Perhaps you should try some spelling variations:
selbst studium » selbststudium 1, im selbststudium
et litterature » la litterature, art literature
filosofia et » filosofia e, filosofia en, filosofia del
text selbst » text select, welt selbst, zeit selbst

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: text selbst studium _ filosofia et litterature*.