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."
"supply trade interaction series." » "supply trade interactions series.", "supply trade interaction studies.", "supply trade interaction terms.", "supply trade integration series.", "supply face interaction series.", "supply time interaction series.", "supply case interaction series."

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 ("supply trade interaction series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply china integrating policies.") OR ("supply trade interaction series."))*.
• Removing quotes may allow a broader search: (( supply china integrating policies. ) or ( supply trade interaction series. ))*.