b-u bbb bbe bbk bbo bbu be- beb bee bek beo beu bev bjj bjk bju bkb bke bkk bko bkv bob boe boj bok boo bou bov bub bue buj buk buo buu bvb bve bvk bvo bvu bvv ebb ebe ebj ebk ebo ebu ebv eeb eee eek eeo eev ejo eju ekb eke eko eku ekv eo- eob eoe eok eoo eou eu- eub eue euj euv evb eve evo evv jbj jbk jbo jbu jeb jee jej jek jeo jeu jjb jjj jjk jju jkb jkk jko jku jkv job joe joj jok joo jou jub jue juk juo juv jvb kbb kbe kbk kbo kbu ke- keb kee kek keo kev kjb kje kju kkb kke kkk kku kkv kob koe kok koo kou kub kue kuj kuk kuu kvb kvk kvo kvv ob- obb obe obj obk obo obu obv oeb oee oeo ojb oje ojo oju okb oke okj okk oko oku oo- oob ook ooo oov ou- oue ouk ouo ov- ovb ove ovo ovv ubb ube ubk ubo ubu ubv ueb uee ujo ukb uke ukk uku uob uoe uoj uok uoo uue uuu uvb uve uvo uvu uvv v-e vbk vbo vbv veb vee vek veo veu vkb vob voe vok voo vou vov vue vuk vuv vvb vvo vvv