Perhaps you should try some spelling variations:
"support pilots integration efforts." » "support pilots international efforts.", "support pilots conservation efforts.", "support pilot reintegration efforts.", "support its integration efforts.", "support options integration efforts.", "support plans integration efforts.", "support distorts integration efforts.", "support patients integration efforts."
"support data irrigation scheme." » "support data irrigation systems.", "support delta irrigation scheme.", "support canal irrigation scheme.", "support water irrigation scheme.", "support a irrigation scheme.", "support de irrigation scheme."

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