Perhaps you should try some spelling variations:
"ne clusters proceedings in mathematics" » "ne computers proceedings in mathematics", "ne systems proceedings in mathematics", "ne stars proceedings in mathematics", "fe clusters proceedings in mathematics", "de clusters proceedings in mathematics", "re clusters proceedings in mathematics"
"de cluster proceedings in mathematics" » "de clusters proceeding in mathematics", "de later proceedings in mathematics", "de alter proceedings in mathematics", "de clusters proceedings in mathematics", "e cluster proceedings in mathematics", "node cluster proceedings in mathematics"
"ne lasers proceedings in mathematics" » "ne glasses proceedings in mathematics", "ne plasmas proceedings in mathematics", "ne polymers proceedings in mathematics", "one lasers proceedings in mathematics", "ne laser proceedings in mathematics", "ge lasers proceedings in mathematics"

Try widening your search to All Fields.

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: (("de cluster proceedings in mathematics") OR ((("ne clusters proceedings in mathematics") OR ("ne lasers proceedings in mathematics")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"de cluster proceedings in mathematics\") or (((\"ne clusters proceedings in mathematics\") OR (\"ne lasers proceedings in mathematics\"))))".
• Removing quotes may allow a broader search: (( de cluster proceedings in mathematics ) or ((( ne clusters proceedings in mathematics ) OR ( ne lasers proceedings in mathematics )))).
• Adding a wildcard symbol may retrieve word variants: (("de cluster proceedings in mathematics") or ((("ne clusters proceedings in mathematics") OR ("ne lasers proceedings in mathematics"))))*.