Perhaps you should try some spelling variations:
"support group integration efforts." » "support group international efforts.", "support group conservation efforts.", "support grid integration efforts.", "support run integration efforts.", "support through integration efforts.", "support from integration efforts.", "support grant integration efforts."
"support urban integration theory." » "support urban integration through.", "support urban information theory.", "support urban integration report.", "support european integration theory.", "support global integration theory.", "support trade integration theory.", "support carbon integration theory.", "support grant integration theory.", "report urban 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: (("support group integration efforts.") or ("support urban integration theory."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support group integration efforts.") OR ("support urban integration theory.")).
• Removing quotes may allow a broader search: (( support group integration efforts. ) or ( support urban integration theory. )).
• Adding a wildcard symbol may retrieve word variants: (("support group integration efforts.") or ("support urban integration theory."))*.