Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
asian integration » urban integration, american integration, spatial integration
irrigation system » irrigation systems, irrigation water, irrigation scheme
supply asian » supply asia, supply design, supply ann
supply case » supply cost, supply chain, supply costs

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

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