Perhaps you should try some spelling variations:
"import duty integration process." » "import duty reintegration process.", "import duty migration process.", "import duty innovation process.", "import dutch integration process.", "import data integration process.", "import why integration process.", "import duties integration process."
"supply good conservation efforts." » "supply wood conservation efforts.", "supply good conversation efforts.", "supply good conversations efforts.", "supply food conservation efforts.", "supply cold conservation efforts.", "supply crowd conservation efforts."

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: (("supply good conservation efforts.") OR ("import duty integration process."))~.
• Removing quotes may allow a broader search: (( supply good conservation efforts. ) or ( import duty integration process. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply good conservation efforts.") or ("import duty integration process."))*.