Perhaps you should try some spelling variations:
"ambulante" » "ambulanten"
"ambulanter" » "ambulantenr", "ambulanten"
"ambulantenr" » "ambulantennr", "ambulanten", "ambulantes", "ambulanzen"
"ambulantennr" » "ambulantennnr", "ambulanten", "ambulantes", "ambulanzen"

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: ("ambulante" OR ("ambulanter" OR ("ambulantenr" OR "ambulantennr"))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(\"ambulante\" or (\"ambulanter\" or (\"ambulantenr\" OR \"ambulantennr\")))".
• Removing quotes may allow a broader search: ( ambulante or ( ambulanter or ( ambulantenr OR ambulantennr ))).
• Adding a wildcard symbol may retrieve word variants: ("ambulante" or ("ambulanter" or ("ambulantenr" OR "ambulantennr")))*.