Perhaps you should try some spelling variations:
fichen » fitschen (Expand Search)
scheo » sche (Expand Search), scho (Expand Search), sicheo (Expand Search), scheeo (Expand Search), schoeo (Expand Search)
ischee » fischee (Expand Search), ichee (Expand Search), isichee (Expand Search), ischeee (Expand Search), ischoee (Expand Search)
isch » fisch (Expand Search), ich (Expand Search), isich (Expand Search), ische (Expand Search), ischo (Expand Search)
schon » sichon (Expand Search), scheon (Expand Search), schoon (Expand Search)
sch » sich (Expand Search), sche (Expand Search), scho (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: ((((fichen OR schon) OR (ischee OR iiche)) OR ((scheo OR sicheo) OR isicheo)) OR (isch OR sch))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((fichen OR schon) OR (ischee OR iiche)) OR ((scheo OR sicheo) OR isicheo)) OR (isch OR sch))".
• Adding a wildcard symbol may retrieve word variants: ((((fichen OR schon) OR (ischee OR iiche)) OR ((scheo OR sicheo) OR isicheo)) OR (isch OR sch))*.