Perhaps you should try some spelling variations:
weser » welser (Expand Search), weber (Expand Search), eser (Expand Search)
wesen » westen (Expand Search)
belser » belzer (Expand Search), elser (Expand Search), welser (Expand Search)
wieser » wieder (Expand Search), dieser (Expand Search), wiesel (Expand Search), wieselr (Expand Search), wieger (Expand Search), gieser (Expand Search)
wiener » wieder (Expand Search)
wiese » wiesel (Expand Search), wiege (Expand Search), giese (Expand Search)
diener » dieter (Expand Search), diemer (Expand Search), dieser (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 wesen) OR belser) OR (((wieser OR wiener) OR wiese) OR (diener OR diesem))) muller~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((weser OR wesen) OR belser) OR (((wieser OR wiener) OR wiese) OR (diener OR diesem))) muller".
• Adding a wildcard symbol may retrieve word variants: (((weser OR wesen) OR belser) OR (((wieser OR wiener) OR wiese) OR (diener OR diesem))) muller*.