Perhaps you should try some spelling variations:
"studies over political vernieuwing" » "studies over political interviewing", "studies other political vernieuwing", "studies power political vernieuwing", "studies order political vernieuwing", "studies novel political vernieuwing", "studies overview political vernieuwing"
"studies ecp politieke vernieuwing" » "studies en politieke vernieuwing", "studies en politiek vernieuwing", "studies e politieke vernieuwing", "studies ein politieke vernieuwing", "studies end politieke vernieuwing"

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: (("studies over political vernieuwing") OR ("studies ecp politieke vernieuwing")).
• Removing quotes may allow a broader search: (( studies over political vernieuwing ) or ( studies ecp politieke vernieuwing )).
• Adding a wildcard symbol may retrieve word variants: (("studies over political vernieuwing") or ("studies ecp politieke vernieuwing"))*.