Perhaps you should try some spelling variations:
"supply grid integration series." » "supply grid integration services.", "supply grid interaction series.", "supply grid integration server.", "supply crowd integration series.", "supply great integration series.", "support grid integration series."
"supply spate irrigation schemes." » "supply spate irrigation scheme.", "supply spate irrigation systems.", "supply scale irrigation schemes.", "supply water irrigation schemes.", "supply surge irrigation schemes.", "supply system irrigation schemes.", "supply side irrigation schemes."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply grid integration series.") or ("supply spate irrigation schemes."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply grid integration series.") OR ("supply spate irrigation schemes."))*.
• Removing quotes may allow a broader search: (( supply grid integration series. ) or ( supply spate irrigation schemes. ))*.