Perhaps you should try some spelling variations:
"wilfrid aachen university" » "wilfrid open university", "wilfrid leiden university"
"wilfrid napier university" » "wilfrid xavier university", "wilfrid sapienza university", "wilfrid teacher university", "wilfrid laurier university"

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: (("wilfrid napier university") OR ("wilfrid aachen university")).
• Removing quotes may allow a broader search: (( wilfrid napier university ) or ( wilfrid aachen university )).
• Adding a wildcard symbol may retrieve word variants: (("wilfrid napier university") or ("wilfrid aachen university"))*.