Perhaps you should try some spelling variations:
"support strategy integrationstheorie 2." » "support der integrationstheorie 2.", "support eine integrationstheorie 2.", "support strategy integrationstheorie fur.", "support strategy integration theories.", "support strategy interpretationstheorie 2.", "supply strategy integrationstheorie 2."
"export data integration south." » "export data integration study.", "export data integration some.", "export data integration social.", "export data integrity south.", "export day integration south.", "import data integration south."

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: (("support strategy integrationstheorie 2.") OR ("export data integration south."))~.
• Removing quotes may allow a broader search: (( support strategy integrationstheorie 2. ) or ( export data integration south. ))~.
• Adding a wildcard symbol may retrieve word variants: (("support strategy integrationstheorie 2.") or ("export data integration south."))*.