Perhaps you should try some spelling variations:
"supply chain integration policies." » "supply chain immigration policies.", "supply chain international policies.", "supply chain migration policies.", "supply trade integration policies.", "supply data integration policies.", "supply grid integration policies."
"supply can integration schemes." » "supply can irrigation schemes.", "supply can integration some.", "supply can integration theories.", "supply care integration schemes.", "supply urban integration schemes.", "supply asian integration schemes.", "supply case integration schemes.", "supply a integration schemes.", "supply gap integration 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 chain integration policies.") OR ("supply can integration schemes."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply chain integration policies.\") OR (\"supply can integration schemes.\"))".
• Removing quotes may allow a broader search: (( supply chain integration policies. ) OR ( supply can integration schemes. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integration policies.") OR ("supply can integration schemes."))*.