Perhaps you should try some spelling variations:
ambulanter » ambulanten, ambulanzer, ambulantener, ambulanceer, ambulantenr
ambulantenr » ambulanten, ambulanzen, amulanten, ambulanzenr, ambulantenenr, ambulanceenr, ambulantennr
ambulantem » ambulanten, ambulance, ambulances, ambulanzem, ambulantenem, ambulanceem, ambulantenm
ambulant » ambulanz, ambulanten, ambulance
ambulantes » ambulanzes, ambulantenes, ambulancees, ambulanten, ambulance, ambulantens
ambulante » ambulanze, ambulantene, ambulancee, ambulanten

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: (( ambulanter OR ( (ambulantenr OR (ambulantem OR ambulant)) OR ambulantes )) OR ambulante )*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ambulanter or ( (ambulantenr or (ambulantem OR ambulant)) or ambulantes )) or ambulante )*".