"turkish_lowercase",
            "turkish_stop",
            "turkish_keywords",
            "turkish_override",
            "turkish_stemmer"
          ]
        },
        "vietnamese_analyzer": {
          "type": "custom",
          "tokenizer": "vietnamese_tokenizer",
          "filter": [
            "truncate20_filter",
            "lowercase",
            "vietnamese_stop"

          }
        }
      },
      {
        "lang_vi": {
          "match": "*_vi",
          "mapping": {
            "type": "text",
            "analyzer": "vietnamese_analyzer"
          }
        }
      },
      {
        "lang_zh-cn": {
          "match": "*_zh-cn",
          "mapping": {
            "type": "text",