Perhaps you should try some spelling variations:
"verb.bern.dt.geld.hno-heilkunde 1991" » "verb.bern.dt.geld.hno-heilkunde 11", "verb.bern.dt.geld.hno-heilkunde 15.15", "verb.bern.dt.geld.hno-heilkunde 1", "ver.bern.dt.geld.hno-heilkunde 1991", "vers.bern.dt.geld.hno-heilkunde 1991", "verb.been.dt.geld.hno-heilkunde 1991", "verb.bern.dt.gold.hno-heilkunde 1991"
"very.born.dt.geld.hno-heilkunde 1991" » "very.born.dt.geld.hno-heilkunde 11", "very.born.dt.geld.hno-heilkunde 15.15", "very.born.dt.geld.hno-heilkunde 1", "very.born.dt.gold.hno-heilkunde 1991"
"verse.ben.dt.gel.hno-heilkunde 1991" » "verse.ben.dt.gel.hno-heilkunde 11", "verse.ben.dt.gel.hno-heilkunde 15.15", "verse.ben.dt.gel.hno-heilkunde 1", "verse.been.dt.gel.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: (((("verb.bern.dt.geld.hno-heilkunde 1991") OR ("very.born.dt.geld.hno-heilkunde 1991"))) OR ("verse.ben.dt.gel.hno-heilkunde 1991")).
• Removing quotes may allow a broader search: (((( verb.bern.dt.geld.hno-heilkunde 1991 ) or ( very.born.dt.geld.hno-heilkunde 1991 ))) or ( verse.ben.dt.gel.hno-heilkunde 1991 )).
• Adding a wildcard symbol may retrieve word variants: (((("verb.bern.dt.geld.hno-heilkunde 1991") or ("very.born.dt.geld.hno-heilkunde 1991"))) or ("verse.ben.dt.gel.hno-heilkunde 1991"))*.