Perhaps you should try some spelling variations:
"supply chain integration schemes." » "supply chain irrigation schemes.", "supply chain integration some.", "supply chain integration theories.", "supply trade integration schemes.", "supply data integration schemes.", "supply grid integration schemes."
"supply care education policies." » "supply care education policy.", "supply career education policies.", "supply art education policies.", "supply parent education policies.", "supply case education policies.", "supply curve education policies.", "supply cote education policies."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply chain integration schemes.") or ("supply care education policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain integration schemes.") OR ("supply care education policies.")).
• Removing quotes may allow a broader search: (( supply chain integration schemes. ) or ( supply care education policies. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integration schemes.") or ("supply care education policies."))*.