Perhaps you should try some spelling variations:
welser » belser (Expand Search), elser (Expand Search), welter (Expand Search)
dieser » dieter (Expand Search), diesem (Expand Search), dieses (Expand Search), dielser (Expand Search), diesser (Expand Search), dileser (Expand Search)
wiesel » ziesel (Expand Search), wiese (Expand Search), wieser (Expand Search)
weser » wieser (Expand Search), weber (Expand Search), leser (Expand Search), welser (Expand Search), wesser (Expand Search), wleser (Expand Search)
wesser » wasser (Expand Search), esser (Expand Search)
eser » elser (Expand Search), esser (Expand Search), leser (Expand Search)
eliser » elise (Expand Search), elser (Expand Search)
wesen » westen (Expand Search)
wieder » lieder (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: (((welser OR (dieser OR wiesel)) OR (((weser OR wesser) OR (eser OR eliser)) OR wesen)) OR wieder)~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((welser OR (dieser OR wiesel)) OR (((weser OR wesser) OR (eser OR eliser)) OR wesen)) OR wieder)".
• Adding a wildcard symbol may retrieve word variants: (((welser OR (dieser OR wiesel)) OR (((weser OR wesser) OR (eser OR eliser)) OR wesen)) OR wieder)*.