Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration series » integration theories, integrating services, integration schemes
grid integration » trade integration, _ integration
data integration » trade integration, _ integration, data integrity
supply grid » supply crowd, support grid
supply data » supply water

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( Supply grid integration efforts. ) or ( supply data integration series. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( Supply grid integration efforts. ) OR ( supply data integration series. )).
• Adding a wildcard symbol may retrieve word variants: (( Supply grid integration efforts. ) or ( supply data integration series. ))*.