Perhaps you should try some spelling variations:
weser » welser (Expand Search), weber (Expand Search), wesen (Expand Search)
rieser » grieser (Expand Search), riemer (Expand Search), riese (Expand Search)
wieder » lieder (Expand Search)
wieserl » wiesel (Expand Search), wieselrl (Expand Search), wiegerl (Expand Search), gieserl (Expand Search), wienerl (Expand Search), wiesell (Expand Search)
wiese » wiesel (Expand Search), wiege (Expand Search), giese (Expand Search)
wieser » wieselr (Expand Search), wieger (Expand Search), gieser (Expand Search), wiener (Expand Search), wiesel (Expand Search)
dieser » dieter (Expand Search), dieses (Expand Search), diemer (Expand Search)
diesem » dieses (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 ((((rieser OR wieder) OR wieserl) OR ((wiese OR wieser) OR dieser)) OR diesem)) muller~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(weser OR ((((rieser OR wieder) OR wieserl) OR ((wiese OR wieser) OR dieser)) OR diesem)) muller".
• Adding a wildcard symbol may retrieve word variants: (weser OR ((((rieser OR wieder) OR wieserl) OR ((wiese OR wieser) OR dieser)) OR diesem)) muller*.