Perhaps you should try some spelling variations:
"verh.been.dt.god.hno-heilkunde 15.15" » "verh.been.dt.god.hno-heilkunde 5.1", "verh.been.dt.god.hno-heilkunde 11", "very.been.dt.god.hno-heilkunde 15.15", "ver.been.dt.god.hno-heilkunde 15.15", "vers.been.dt.god.hno-heilkunde 15.15", "verh.been.dt.good.hno-heilkunde 15.15"
"verh.been.dt.gold.hno-heilkunde 1991" » "verh.been.dt.gold.hno-heilkunde 11", "verh.been.dt.gold.hno-heilkunde 1", "verh.been.dt.gold.hno-heilkunde 10", "very.been.dt.gold.hno-heilkunde 1991", "ver.been.dt.gold.hno-heilkunde 1991", "vers.been.dt.gold.hno-heilkunde 1991", "verh.been.dt.good.hno-heilkunde 1991"

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: (("verh.been.dt.gold.hno-heilkunde 1991") OR ("verh.been.dt.god.hno-heilkunde 15.15")).
• Removing quotes may allow a broader search: (( verh.been.dt.gold.hno-heilkunde 1991 ) or ( verh.been.dt.god.hno-heilkunde 15.15 )).
• Adding a wildcard symbol may retrieve word variants: (("verh.been.dt.gold.hno-heilkunde 1991") or ("verh.been.dt.god.hno-heilkunde 15.15"))*.