Perhaps you should try some spelling variations:
international efforts » international airports, international energy, international airport
chain international » china international, can international, sharing international
basin irrigation » drip irrigation, canal irrigation, farm irrigation
supply basin » supply case
systems. » system.

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( supply basin irrigation systems. ) OR ( supply chain international efforts. ))~".
• Adding a wildcard symbol may retrieve word variants: (( supply basin irrigation systems. ) OR ( supply chain international efforts. ))*.