rails inflection plural to singular rule list

gistfile1.rb

    inflect.plural(/$/, 's')
    inflect.plural(/s$/i, 's')
    inflect.plural(/(ax|test)is$/i, '\1es')
    inflect.plural(/(octop|vir)us$/i, '\1i')
    inflect.plural(/(alias|status)$/i, '\1es')
    inflect.plural(/(bu)s$/i, '\1ses')
    inflect.plural(/(buffal|tomat)o$/i, '\1oes')
    inflect.plural(/([ti])um$/i, '\1a')
    inflect.plural(/sis$/i, 'ses')
    inflect.plural(/(?:([^f])fe|([lr])f)$/i, '\1\2ves')
    inflect.plural(/(hive)$/i, '\1s')
    inflect.plural(/([^aeiouy]|qu)y$/i, '\1ies')
    inflect.plural(/(x|ch|ss|sh)$/i, '\1es')
    inflect.plural(/(matr|vert|ind)(?:ix|ex)$/i, '\1ices')
    inflect.plural(/([m|l])ouse$/i, '\1ice')
    inflect.plural(/^(ox)$/i, '\1en')
    inflect.plural(/(quiz)$/i, '\1zes')