Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration volume » integration policy
chain integration » trade integration, data integration, grid integration
pipes integration » firms integration, power integration, deeper integration
supply pipes » supply sides, supply side

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 chain integration efforts. ) OR ( supply pipes integration volume. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply chain integration efforts. ) or ( supply pipes integration volume. ))*.