"tokenizer" : "thai",
        "char_filter" : ["mapping_char"],
        "filter" : ["lowercase", "stopword_en_filter", "content_length_filter", "limit_token_count_filter", "thai_stop"]
      },
      "title_contents_analyzer" : {
        "type" : "custom",
        "tokenizer" : "pattern_split",
        "char_filter" : ["mapping_char"],
        "filter" : ["lowercase", "content_length_filter"]
      }
    },