Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration theory » integration through, information theory, integration report
chain integration » trade integration, data integration
grid integration » trade integration, _ integration, data integration
supply grid » supply crowd, support grid

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 chain integration theory. ))~.
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• Adding a wildcard symbol may retrieve word variants: (( Supply grid integration efforts. ) or ( supply chain integration theory. ))*.