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In our method , unsupervised training is first used to train a phone n-gram model for a particular domain ; the output of recognition with this model is then passed to a phone-string classifier .
 unsupervised training, method; unsupervised training, phone n-gram model; unsupervised training, domain
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 unsupervised training, method; unsupervised training, phone n-gram model; unsupervised training, domain