Perhaps you should try some spelling variations:
"support development information services." » "support development innovation services.", "support development informality services.", "support development integration services.", "supporting development information services.", "export development information services.", "airport development information services."
"supply merger integration theories." » "supply merger integration theorems.", "supply merger integrationstheorie 2.", "supply merger integration theory.", "supply border integration theories.", "supply sector integration theories.", "supply der integration theories.", "supply market integration theories.", "supply matter integration theories.", "supply emergence integration theories."

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 merger integration theories.") or ("support development information services."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply merger integration theories.") OR ("support development information services.")).
• Removing quotes may allow a broader search: (( supply merger integration theories. ) or ( support development information services. )).
• Adding a wildcard symbol may retrieve word variants: (("supply merger integration theories.") or ("support development information services."))*.