Perhaps you should try some spelling variations:
"werner von siemens ging" » "weiber von siemens ging" (Expand Search), "werner von siemens gingo" (Expand Search), "werner von siemens ginge" (Expand Search)
"werner von siemens gingoo" » "weiber von siemens gingoo" (Expand Search), "werner von siemens gingooo" (Expand Search), "werner von siemens gingeoo" (Expand Search)
"werkes von siemens ing" » "wirken von siemens ing" (Expand Search), "werkes von siemens ingo" (Expand Search), "werkes von siemens inge" (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"werner von siemens ging\") OR (\"werner von siemens gingoo\"))) OR (\"werkes von siemens ing\"))~".
• Removing quotes may allow a broader search: (((( werner von siemens ging ) OR ( werner von siemens gingoo ))) OR ( werkes von siemens ing ))~.
• Adding a wildcard symbol may retrieve word variants: (((("werner von siemens ging") OR ("werner von siemens gingoo"))) OR ("werkes von siemens ing"))*.