Default conjunction for couchdb-lucene

It appears that the default conjunction for CouchDB-Lucene is OR:artist:muse track:"feeling good"Might return:{ "artist": "Muse", "track": "Feeling Good", "score": 5.9 }{ "artist": "Nina Simone", "track": "Feeling Good", "score": "1.2" }How can I configure CouchDB-Lucene so that two statements like at the top here are considered to be AND'd together, rather than OR'd?...Read more