Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
fare integration » trade integration, die integration
case irrigation » scale irrigation, use irrigation, change irrigation
supply fare » supply farm, supply figure, supply curve
supply case » supply cost, supply chain, supply curve

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply fare integration efforts. ) or ( supply case irrigation (systems. OR system.) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply fare integration efforts. ) OR ( supply case irrigation (systems. OR system.) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( supply fare integration efforts. ) or ( supply case irrigation (systems. OR system.) ))".
• Adding a wildcard symbol may retrieve word variants: (( supply fare integration efforts. ) or ( supply case irrigation (systems. OR system.) ))*.