Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration power » integrative power, integration process, international power
case integration » care integration, scale integration, based integration
und integration » grid integration, und interpretation
supply case » supply cost, supply chain, supply curve
support und » support funds, support under, support unit

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 case integration efforts. ) OR ( support und integration power. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply case integration efforts. ) or ( support und integration power. ))*.