Perhaps you should try some spelling variations:
"economische gevolgen" » "oeconomische gedanken", "okonomische folgen", "economische delicten"
"economic crisis" » "economics crisis"
"economische groei" » "economische groen", "economische groep"

Try widening your search to All Fields.

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: (("economic crisis") OR ((("economische gevolgen") OR ("economische groei")))).
• Removing quotes may allow a broader search: (( economic crisis ) or ((( economische gevolgen ) or ( economische groei )))).
• Adding a wildcard symbol may retrieve word variants: (("economic crisis") or ((("economische gevolgen") or ("economische groei"))))*.