Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration series » integration theories, integrating services, integration schemes
data integration » _ integration, data integrity
export trade » export share, export taxes, export price
supply data » supply water

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 data integration efforts. ) OR ( export trade integration series. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply data integration efforts. ) or ( export trade integration series. ))*.