Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
supplier countries » smaller countries, supporting countries
crowd integration » grid integration, trade integration, chain integration
countries using » countries during
using services » testing services, cashing services, guiding services
supply crowd » supply growth, supply cost, supply how

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

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