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