Normalization token filters

IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

There are several token filters available which try to normalize special characters of a certain language.

Arabic	`arabic_normalization`
German	`german_normalization`
Hindi	`hindi_normalization`
Indic	`indic_normalization`
Kurdish (Sorani)	`sorani_normalization`
Persian	`persian_normalization`
Scandinavian	`scandinavian_normalization`, `scandinavian_folding`
Serbian	`serbian_normalization`