Perhaps you should try some spelling variations:
wieder eine » kinder eine (Expand Search), wieder en (Expand Search), wieder einmal (Expand Search)
werkes von » wirken von (Expand Search)
ringe\" » linge\" (Expand Search), ringo\" (Expand Search), ringoe\" (Expand Search), rginge\" (Expand Search)
inge\" » ingo\" (Expand Search), ingoe\" (Expand Search), ginge\" (Expand Search)
fging\" » fgingo\" (Expand Search), fgging\" (Expand Search)
ing\" » ingo\" (Expand Search), ging\" (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: "\"\\"((wieder eine) OR (werkes von)) siemens (ringe\\" OR ((fging\\" OR inge\\") OR ing\\"))*\"".
• Removing quotes may allow a broader search: ((wieder eine) OR (werkes von)) siemens (ringe OR ((fging OR inge ) OR ing ))*.