Perhaps you should try some spelling variations:
"supply law international journal." » "supply law international capital.", "supply new international journal.", "supply _ international journal.", "supply 3 international journal.", "supply low international journal.", "supply a international journal.", "supply how international journal."
"supply cost irrigation system." » "supply cost irrigation systems.", "supply cost irrigation water.", "supply cost irrigation scheme.", "supply crop irrigation system.", "supply cost mitigation system.", "supply lift irrigation system.", "supply costs irrigation system."

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 law international journal.") OR ("supply cost irrigation system."))~.
• Removing quotes may allow a broader search: (( supply law international journal. ) or ( supply cost irrigation system. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply law international journal.") or ("supply cost irrigation system."))*.