Perhaps you should try some spelling variations:
"support fare integration theories." » "support fare integration theorems.", "support fare integrationstheorie 2.", "support fare integration theory.", "support trade integration theories.", "support die integration theories.", "support farm integration theories.", "support farmers integration theories.", "support future integration theories."
"support agri integration efforts." » "support agri international efforts.", "support agri conservation efforts.", "support grid integration efforts.", "support der integration efforts.", "support iii integration efforts.", "support aging integration efforts.", "support a integration efforts."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support agri integration efforts.") or ("support fare integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support agri integration efforts.") OR ("support fare integration theories."))*.
• Removing quotes may allow a broader search: (( support agri integration efforts. ) or ( support fare integration theories. ))*.