Perhaps you should try some spelling variations:
"werkes von siemens ging" » "wirken von siemens ging" (Expand Search), "werkes von siemens gingo" (Expand Search), "werkes von siemens ginge" (Expand Search)
"werner von siemens ing" » "weiber von siemens ing" (Expand Search), "werner von siemens ingo" (Expand Search), "werner von siemens inge" (Expand Search)
"leben von siemens gingeo" » "leben von siemens gingoeo" (Expand Search), "leben von siemens gingeeo" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("leben von siemens gingeo") OR ("werkes von siemens ging"))) OR ("werner von siemens ing"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"leben von siemens gingeo\") OR (\"werkes von siemens ging\"))) OR (\"werner von siemens ing\"))*".
• Removing quotes may allow a broader search: (((( leben von siemens gingeo ) OR ( werkes von siemens ging ))) OR ( werner von siemens ing ))*.