Perhaps you should try some spelling variations:
"supply count immigration policies." » "supply count immigration policy.", "supply count migration policy.", "supply around immigration policies.", "supply country migration policies.", "supply und immigration policies.", "supply cost immigration policies.", "supply costs immigration policies.", "supply china immigration policies."
"supply about integration some." » "supply youth integration some.", "supply about international some.", "supply without integration some.", "supply about integration south.", "supply about integration soziale.", "supply about integration social.", "supply cost integration some.", "supply south integration some.", "supply asset integration some."

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: (("supply count immigration policies.") OR ("supply about integration some."))~.
• Removing quotes may allow a broader search: (( supply count immigration policies. ) or ( supply about integration some. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply count immigration policies.") or ("supply about integration some."))*.