Perhaps you should try some spelling variations:
"supply costs integration efforts." » "supply costs international efforts.", "supply costs conservation efforts.", "supply comes integration efforts.", "supply post integration efforts.", "supply focus integration efforts."
"supply furrow irrigation system." » "supply furrow irrigation systems.", "supply furrow irrigation water.", "supply furrow irrigation scheme.", "supply farm irrigation system.", "supply crop irrigation system.", "supply flood irrigation system.", "supply from 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: (("supply furrow irrigation system.") or ("supply costs integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply furrow irrigation system.") OR ("supply costs integration efforts."))*.
• Removing quotes may allow a broader search: (( supply furrow irrigation system. ) or ( supply costs integration efforts. ))*.