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