Perhaps you should try some spelling variations:
"werner von siemens finge" » "werkes von siemens finge" (Expand Search), "werner von siemens fing" (Expand Search), "werner von siemens fingo" (Expand Search)
"werner von siemens inge" » "werkes von siemens inge" (Expand Search), "werner von siemens ingo" (Expand Search), "werner von siemens ing" (Expand Search)
"weiber von siemens linge" » "weiber von siemens lingo" (Expand Search), "weiber von siemens ling" (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 finge\") OR (\"weiber von siemens linge\"))) OR (\"werner von siemens inge\"))~".
• Removing quotes may allow a broader search: (((( werner von siemens finge ) OR ( weiber von siemens linge ))) OR ( werner von siemens inge ))~.
• Adding a wildcard symbol may retrieve word variants: (((("werner von siemens finge") OR ("weiber von siemens linge"))) OR ("werner von siemens inge"))*.