Perhaps you should try some spelling variations:
"von birkhauser classes" » "von birkhauser plates", "von parkhausern classes", "v burkhauser classes", "von kindhauser classes"
"von birkhauser classics" » "von parkhausern classics", "v burkhauser classics", "von kindhauser classics", "von birkhauser classic", "von birkhauser classical"
"von brauer classes" » "von broker classes", "von wrapper classes", "von proper classes", "von brquery classes", "von breuler classes", "von brover classes", "von braun classes"
"von auer classes" » "von query classes", "von euler classes", "von over classes", "von aue classes", "von aus classes", "von auf classes"

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: (("von birkhauser classics") OR ((("von birkhauser classes") OR ((("von brauer classes") OR ("von auer classes")))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"von birkhauser classics\") or (((\"von birkhauser classes\") or (((\"von brauer classes\") OR (\"von auer classes\"))))))".
• Removing quotes may allow a broader search: (( von birkhauser classics ) or ((( von birkhauser classes ) or ((( von brauer classes ) OR ( von auer classes )))))).
• Adding a wildcard symbol may retrieve word variants: (("von birkhauser classics") or ((("von birkhauser classes") or ((("von brauer classes") OR ("von auer classes"))))))*.