more like this (mlt) query with exact text on small dataset

mlt.sh

# Delete the index `testindex`
curl -XDELETE 'http://localhost:9200/testindex'
 
# Create the index `testindex`
curl -XPUT 'http://localhost:9200/testindex' -d '{
    "settings" : {
        "index" : {
            "number_of_shards" : 1,
            "number_of_replicas" : 0
        }
    }
}'
 
# Wait for yellow
curl -XGET 'http://localhost:9200/_cluster/health?wait_for_status=yellow'
 
# Index one sample doc
curl -XPUT http://localhost:9200/testindex/type/1 -d '{
      "title": "In india we have to try hard to cop up with the living conditions"
}'
 
# Refresh docs
curl -XPOST 'http://localhost:9200/testindex/_refresh' ; echo
 
# mlt query
curl -XPOST 'http://localhost:9200/testindex/type/_search?pretty' -d '{
   "query": {
        "more_like_this" : {
            "fields" : [ "title" ],
            "like_text" : "In india we have to try hard to cop up with the living conditions",
            "min_doc_freq" : 0,
            "min_term_freq" : 0
        }
    }
}' ; echo