Perhaps you should try some spelling variations:
"supply cost integrationstheorie 2." » "supply der integrationstheorie 2.", "supply eine integrationstheorie 2.", "supply cost integrationstheorie fur.", "supply cost integration theories.", "supply cost interpretationstheorie 2.", "supply costs integrationstheorie 2."
"supply care integrating services." » "supply care integration services.", "supply care integrated services.", "supply care regulating services.", "supply change integrating services.", "supply market integrating services.", "supply case integrating services.", "supply curve integrating services.", "supply cote integrating services."

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 care integrating services.") OR ("supply cost integrationstheorie 2."))~.
• Removing quotes may allow a broader search: (( supply care integrating services. ) or ( supply cost integrationstheorie 2. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply care integrating services.") or ("supply cost integrationstheorie 2."))*.