Catholic Church 164 Theology, Doctrinal 114 Doctrines 110 Liturgics 96 Liturgy 96 History 86 Religious aspects 72 Criticism, interpretation, etc 62 Christianity 56 Biblical teaching 34 Theology 30 History of doctrines 26 Lord's Supper 26 Spiritual life 24 Church history 21 Feminist criticism 17 Church 16 Sacraments 16 Spirituality 16 Mass 15 Clergy 14 History and criticism 14 Study and teaching 14 Early church 13 Religious life 12 Christian sociology 11 Public worship 11 Relations 11 Christianity and culture 10 Prayer 10