Perhaps you should try some spelling variations:
"supply costs integration reforms." » "supply costs integration efforts.", "supply costs integration report.", "supply costs integration resource.", "supply comes integration reforms.", "supply post integration reforms.", "supply focus integration reforms."
"support grid integration theory." » "support grid integration through.", "support grid information theory.", "support grid innovation theory.", "support agri integration theory.", "support grant integration theory.", "support group integration theory."

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

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