Perhaps you should try some spelling variations:
immigration policies » immigration policy, migration policy
integration soziale » integration social
falls immigration » values immigration, mass immigration, adults immigration
care integration » fare integration, scale integration, re integration
support care » support can, support come, supportive care

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( support falls immigration policies. ) or ( support care integration soziale. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( support falls immigration policies. ) OR ( support care integration soziale. )).
• Adding a wildcard symbol may retrieve word variants: (( support falls immigration policies. ) or ( support care integration soziale. ))*.