Perhaps you should try some spelling variations:
"supply eine integrationstheorie 2." » "supply der integrationstheorie 2.", "supply revidierte integrationstheorie 2.", "supply die generationstheorie 2.", "supply eine integrationstheorie fur.", "supply eine integration theories.", "supply eine interpretationstheorie 2.", "supply lines integrationstheorie 2.", "supply china integrationstheorie 2."
"supply contract integration social." » "supply content integration social.", "supply contract interpretation social.", "supply contract international social.", "supply contracts integration social.", "supply constraints integration social."

Try widening your search to All Fields.

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

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