Perhaps you should try some spelling variations:
lesser » esser (Expand Search), leser (Expand Search)
elser » belser (Expand Search), eliser (Expand Search), else (Expand Search)
welser » wbelser (Expand Search), weliser (Expand Search), welse (Expand Search), belser (Expand Search), welter (Expand Search), weser (Expand Search)
dielser » dibelser (Expand Search), dieliser (Expand Search), dielse (Expand Search)
wieder » lieder (Expand Search)
gieser » grieser (Expand Search), giese (Expand Search), wieser (Expand Search)
wiese » wiesel (Expand Search), wieser (Expand Search), wiege (Expand Search)
dieser » dieter (Expand Search), diesem (Expand Search), 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: (((lesser OR elser) OR welser) OR (((wieder OR gieser) OR wiese) OR (dieser OR dielser))) muller~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((lesser OR elser) OR welser) OR (((wieder OR gieser) OR wiese) OR (dieser OR dielser))) muller".
• Adding a wildcard symbol may retrieve word variants: (((lesser OR elser) OR welser) OR (((wieder OR gieser) OR wiese) OR (dieser OR dielser))) muller*.