The entries a search term matches: those containing it literally (accents and ß
folded) and, only when nothing matched literally, those that match with the umlaut
spellings contracted — so "koeln" still finds "Köln" and "duesseldorf" finds
"Dusseldorf", while "ae" no longer matches every entry with an "a".
The entries a search term matches: those containing it literally (accents and
ßfolded) and, only when nothing matched literally, those that match with the umlaut spellings contracted — so "koeln" still finds "Köln" and "duesseldorf" finds "Dusseldorf", while "ae" no longer matches every entry with an "a".