Perhaps you should try some spelling variations:
"support res integration efforts." » "support res international efforts.", "support res conservation efforts.", "support dis integration efforts.", "support 1.2 integration efforts.", "support process integration efforts.", "support fresh integration efforts.", "support real integration efforts.", "support rise integration efforts."
"support data irrigation systems." » "support delta irrigation systems.", "support canal irrigation systems.", "support water irrigation systems.", "support a irrigation systems.", "support de irrigation systems.", "support data irrigation system."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support data irrigation systems.") or ("support res integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support data irrigation systems.") OR ("support res integration efforts.")).
• Removing quotes may allow a broader search: (( support data irrigation systems. ) or ( support res integration efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("support data irrigation systems.") or ("support res integration efforts."))*.