Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
internet services » internet service
grid internet » good internet, freie internet, world internet
supply trade » supply case
supply grid » supply crowd, supply great, support grid

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

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