Perhaps you should try some spelling variations:
interactions efforts » integration efforts, interaction effects, international efforts
capital interactions » capital injections, capital integration, social interactions
integration series » integration theories, integrating services, integration schemes
grid integration » trade integration, _ integration, data integration
supply capital » subway capital
support grid » support agri, support grant, support group

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: (( support grid integration series. ) OR ( supply capital interactions efforts. ))~.
• Adding a wildcard symbol may retrieve word variants: (( support grid integration series. ) or ( supply capital interactions efforts. ))*.