Perhaps you should try some spelling variations:
kur » kurz, kurt, kurs
kurtses » kurztses, kurttses, kurstses, kurses, kurtzes, kurtosis
kurtz » kurztz, kurttz, kurstz, kurz, kurt
kurztz » kurzztz, kurtztz, kursztz
kar » karl

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: ((((kur OR kurtses) OR kar) OR (kurtz OR kurztz)) OR kaufsse)*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((kur or kurtses) or kar) or (kurtz OR kurztz)) or kaufsse)*".