Perhaps you should try some spelling variations:
"supply crowd interaction series." » "supply crowd interactions series.", "supply crowd interaction studies.", "supply crowd interaction terms.", "supply cloud interaction series.", "supply child interactions series.", "supply robot interaction series.", "supply growth interaction series.", "supply cost interaction series.", "supply from interaction series."
"supply change irrigation schemes." » "supply change irrigation scheme.", "supply change irrigation systems.", "supply change mitigation schemes.", "supply canal irrigation schemes.", "supply large irrigation schemes.", "supply charges irrigation schemes.", "supply channels irrigation schemes.", "supply chain's irrigation schemes."

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