Perhaps you should try some spelling variations:
"support farmers irrigation schemes." » "support farm irrigation schemes.", "support farmers inclination schemes.", "support water irrigation schemes.", "support farmers irrigation scheme.", "support farmers irrigation systems.", "support partners irrigation schemes.", "support firms irrigation schemes."
"supply field training services." » "supply field planning services.", "supply field banking services.", "supply viel training services.", "supply field crafting services.", "supply fused training services.", "supply cold training services.", "supply food training services."

Try widening your search to All Fields.

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

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