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 3 integration series." » "supply 3 integration services.", "supply 3 interaction series.", "supply 3 integration server.", "supply die integration series.", "supply der integration series.", "supply data integration series.", "supply _ integration series.", "supply a integration series.", "supply 4 integration series."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply eine integrationstheorie 2.") or ("supply 3 integration series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply eine integrationstheorie 2.") OR ("supply 3 integration series.")).
• Removing quotes may allow a broader search: (( supply eine integrationstheorie 2. ) or ( supply 3 integration series. )).
• Adding a wildcard symbol may retrieve word variants: (("supply eine integrationstheorie 2.") or ("supply 3 integration series."))*.