Perhaps you should try some spelling variations:
internationalitat » intersektionalitat, internationalization, internationalizing
internationalism » internationales, internationalen, internationale
internationalisation » internationalization, internationalisierung

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: ((internationalitat OR (internationalism OR international)) OR internationalisation).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((internationalitat or (internationalism OR international)) or internationalisation)".
• Adding a wildcard symbol may retrieve word variants: ((internationalitat or (internationalism OR international)) or internationalisation)*.