Perhaps you should try some spelling variations:
"supply _ international commercial." » "supply _ international community.", "supply _ international cooperation.", "supply _ international competition."
"supply large irrigation system." » "supply large irrigation systems.", "supply large irrigation water.", "supply large irrigation scheme.", "supply farm irrigation system.", "supply drip irrigation system.", "supply scale irrigation system.", "supply charges irrigation system.", "supply market irrigation system.", "supply curve 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 _ international commercial.") or ("supply large irrigation system."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply _ international commercial.") OR ("supply large irrigation system.")).
• Removing quotes may allow a broader search: (( supply _ international commercial. ) or ( supply large irrigation system. )).
• Adding a wildcard symbol may retrieve word variants: (("supply _ international commercial.") or ("supply large irrigation system."))*.