Perhaps you should try some spelling variations:
national integration » regional integration, national innovation, national integrity
integration schemes » integration schengen, irrigation schemes, integration regimes
integration efforts » international efforts, conservation efforts
crowd integration » grid integration, rfid integration, beyond integration
supply national » support national, supply international
supply crowd » supply growth, supply cost, supply from

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 crowd integration schemes. ) OR ( supply national integration efforts. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply crowd integration schemes. ) or ( supply national integration efforts. ))*.