Perhaps you should try some spelling variations:
"supply china integrating policies." » "supply china integration policies.", "supply china integrated policies.", "supply china integrating positive.", "supply chennai integrating policies.", "supply change integrating policies.", "supply chains integrating policies.", "supply chain integrating policies."
"import price migration policy." » "import price education policy.", "import pre migration policy.", "import twice migration policy.", "import private migration policy.", "import prices migration policy.", "export price migration policy.", "export prices migration policy."

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

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