Perhaps you should try some spelling variations:
weser » wieser (Expand Search), weber (Expand Search), wesen (Expand Search)
welser » belser (Expand Search), elser (Expand Search), welter (Expand Search)
diese » dieser (Expand Search), diebe (Expand Search), riese (Expand Search)
dieses » diesers (Expand Search), diebes (Expand Search), rieses (Expand Search)
diesem » dieserm (Expand Search), diebem (Expand Search), riesem (Expand Search)
diemer » dieter (Expand Search), diener (Expand Search), dieser (Expand Search)
riemer » roemer (Expand Search)
ziemer » zemer (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((weser OR welser) OR ((((diese OR giese) OR dieses) OR (diemer OR (riemer OR ziemer))) OR diesem))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((weser OR welser) OR ((((diese OR giese) OR dieses) OR (diemer OR (riemer OR ziemer))) OR diesem))".
• Adding a wildcard symbol may retrieve word variants: ((weser OR welser) OR ((((diese OR giese) OR dieses) OR (diemer OR (riemer OR ziemer))) OR diesem))*.