Perhaps you should try some spelling variations:
"import policies reintegration policies." » "import policies integration policies.", "import policies disintegration policies.", "import political reintegration policies.", "import policies _ integrationpolicies.", "import policies integrating policies.", "support policies reintegration policies.", "import prices reintegration policies.", "import policy reintegration policies."
"import trade integration series." » "import trade integration services.", "import trade interaction series.", "import trade integration server.", "export trade integration series.", "import price integration series.", "import taxes integration series."

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: (("import trade integration series.") OR ("import policies reintegration policies."))~.
• Removing quotes may allow a broader search: (( import trade integration series. ) or ( import policies reintegration policies. ))~.
• Adding a wildcard symbol may retrieve word variants: (("import trade integration series.") or ("import policies reintegration policies."))*.