replace("Ä","Ä", BEGIN+ALL+NOERR+CASE)
replace("ä","ä", BEGIN+ALL+NOERR+CASE)
replace("Ö","Ö", BEGIN+ALL+NOERR+CASE)
replace("ö","ö", BEGIN+ALL+NOERR+CASE)
replace("ß","ß", BEGIN+ALL+NOERR+CASE)
replace("Ü","Ü", BEGIN+ALL+NOERR+CASE)
replace("ü","ü", BEGIN+ALL+NOERR+CASE)