Perhaps you should try some spelling variations:
integration schemes » integration schengen, irrigation schemes, integration regimes
integration social » international social
gvc integration » c integration, die integration, der integration
support grid » support agri, support grant, support group
support gvc » support g, support agri

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 social. ) OR ( support gvc integration schemes. ))~.
• Adding a wildcard symbol may retrieve word variants: (( support grid integration social. ) or ( support gvc integration schemes. ))*.