Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
irrigation scheme » irrigation systems
cost integration » post integration, test integration, about integration
syria irrigation » africa irrigation, drip irrigation, surge irrigation
supply syria » supply africa, supply social, supply sierra
supply cost » 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 cost integration efforts. ) or ( supply syria irrigation scheme. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply cost integration efforts. ) OR ( supply syria irrigation scheme. )).
• Adding a wildcard symbol may retrieve word variants: (( supply cost integration efforts. ) or ( supply syria irrigation scheme. ))*.