Perhaps you should try some spelling variations:
"supply raise international seminar." » "supply raise international series.", "supply raise international standard.", "supply raise international mining.", "supply case international seminar.", "supply rate international seminar.", "supply cause internationale seminar.", "supply rise international seminar.", "supply risk international seminar."
"supply scale irrigation scheme." » "supply scale irrigation systems.", "supply case irrigation scheme.", "supply scheme irrigation scheme.", "supply social irrigation scheme."

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

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