I work in non-English markets. Soundex is not a general replacement. Similaritiy search (https://www.elastic.co/guide/en/elasticsearch/reference/current/index-

I work in non-English markets. Soundex is not a general replacement. Similaritiy search (https://www.elastic.co/guide/en/elasticsearch/reference/current/index-modules-similarity.html https://www.elastic.co/guide/en/elasticsearch/reference/curr...) is far better assuming you have some corpus already.