Perhaps you should try some spelling variations:
"supply social integrationstheorie 2." » "supply eine integrationstheorie 2.", "supply der integrationstheorie 2.", "supply social integrationstheorie fur.", "supply social integration theories.", "supply social interpretationstheorie 2."
"supply through integrating policies." » "supply through integration policies.", "supply through integrated policies.", "supply through integrating positive.", "supply through interactions policies.", "supply throughout integrating policies.", "support through integrating policies."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply through integrating policies.") or ("supply social integrationstheorie 2."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply through integrating policies.") OR ("supply social integrationstheorie 2.")).
• Removing quotes may allow a broader search: (( supply through integrating policies. ) or ( supply social integrationstheorie 2. )).
• Adding a wildcard symbol may retrieve word variants: (("supply through integrating policies.") or ("supply social integrationstheorie 2."))*.