Perhaps you should try some spelling variations:
"supply 3rd international seminar." » "supply 3rd international series.", "supply 3rd international standard.", "supply 3rd international mining.", "supply 2nd international seminar.", "supply 3 international seminar.", "supply 3.3 international seminar.", "supply 3.1 international seminar."
"supply grid integration power." » "supply grid integrative power.", "supply grid integration process.", "supply grid international power.", "supply crowd integration power.", "supply great integration power.", "support grid integration power."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply 3rd international seminar.") or ("supply grid integration power."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply 3rd international seminar.") OR ("supply grid integration power.")).
• Removing quotes may allow a broader search: (( supply 3rd international seminar. ) or ( supply grid integration power. )).
• Adding a wildcard symbol may retrieve word variants: (("supply 3rd international seminar.") or ("supply grid integration power."))*.