Perhaps you should try some spelling variations:
"support plans international aid." » "support plants international aid.", "support places international aid.", "support laws international aid.", "support plans international airshow.", "support plans international airport.", "support land international aid.", "support place international aid.", "support pilots international aid."
"supply change irrigation scheme." » "supply change mitigation scheme.", "supply canal irrigation scheme.", "supply large irrigation scheme.", "supply change irrigation systems.", "supply charges irrigation scheme.", "supply channels irrigation scheme.", "supply chain's irrigation scheme."

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