Perhaps you should try some spelling variations:
"werner von siemens fingo" » "weiber von siemens fingo" (Expand Search), "werner von siemens ingo" (Expand Search), "werner von siemens fing" (Expand Search)
"werner von siemens inge" » "weiber von siemens inge" (Expand Search), "werner von siemens ingo" (Expand Search), "werner von siemens ing" (Expand Search)
"werkes von siemens fginge" » "wirken von siemens fginge" (Expand Search), "werkes von siemens fgingo" (Expand Search), "werkes von siemens fging" (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: (((("werner von siemens fingo") OR ("werkes von siemens fginge"))) OR ("werner von siemens inge"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"werner von siemens fingo\") OR (\"werkes von siemens fginge\"))) OR (\"werner von siemens inge\"))".
• Removing quotes may allow a broader search: (((( werner von siemens fingo ) OR ( werkes von siemens fginge ))) OR ( werner von siemens inge )).
• Adding a wildcard symbol may retrieve word variants: (((("werner von siemens fingo") OR ("werkes von siemens fginge"))) OR ("werner von siemens inge"))*.