bbbb bbeb bebb bebe bebi beeb beer behr beir bere beri berr bher bhie bhir bibb bibe bibi bieb bier bihe bihi birb bire biri birr breb bree brei brer brie brih brrr ebbr eber eeee eheh eher ehre eiei eier eire erbb erbe ereb erei erer erie erih erre h-ii hebb hebe hebi hebr heeb heer hehe heie heih heir herb here heri herr hhhh hibi hiei hier hihe hihi hiie hire hiri hree hrib i-be ibeh ibie ibri ieie iere ieri iher ihre iiie iiii irbe iree irer iri- irie irre irri rbbb rbbr rebb rebe reeb rehb rehe rehi reii reir rere reri rheb rhee rhib rib- ribe rier rire riri rrrr