Perhaps you should try some spelling variations:
"supply actor interaction series." » "supply actor interactions series.", "supply actor interaction studies.", "supply actor interaction terms.", "supply matter interaction series.", "supply matter interactions series.", "supply fiction interaction series.", "supply factors interaction series.", "supply sector interaction series.", "supply donor interaction series."
"supply der internet services." » "supply der internet service.", "supply der internen services.", "supply over internet services.", "supply das internet services.", "supply order internet services.", "supply under internet services.", "supply siders internet 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 actor interaction series.") OR ("supply der internet services."))~.
• Removing quotes may allow a broader search: (( supply actor interaction series. ) or ( supply der internet services. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply actor interaction series.") or ("supply der internet services."))*.