Perhaps you should try some spelling variations:
"support draft regulations services." » "support draft regulating services.", "support draft regulating service.", "support draft regulatory services.", "support traffic regulations services.", "support market regulations services.", "support safety regulations services.", "support data regulations services.", "support act regulations services."
"supply annual irrigation schemes." » "supply annual irrigation scheme.", "supply annual irrigation systems.", "supply canal irrigation schemes.", "supply annual variation schemes.", "supply annual inflation schemes.", "supplies annual irrigation schemes.", "supply ann irrigation schemes."

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

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