Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration volume » integration policy
grid integration » trade integration, _ integration, data integration
can integration » chain integration, care integration, urban integration
support grid » support agri, support grant, support group
supply can » supply chain, supply case, supply a

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