Perhaps you should try some spelling variations:
mittelbar » mittelbare, unmittelbar, ermittelbar
ermittelbare » ermittelbaree, erunmittelbare, erermittelbare, ermittelbar, unmittelbare, mittelbare
ununmittelbarene » ununmittelbareene, unununmittelbarene, ununermittelbarene, unmittelbaren, unmittelbare, unmittelbarer
ununmittelbareee » ununmittelbareeee, unununmittelbareee, ununermittelbareee, unmittelbare, unmittelbaren, unmittelbarer

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: ((mittelbar OR ermittelbare) OR (ununmittelbarene OR ununmittelbareee)).
• Adding a wildcard symbol may retrieve word variants: ((mittelbar or ermittelbare) or (ununmittelbarene or ununmittelbareee))*.