b-u bbb bbd bbe bbk bbm bbn bbo bbu bdb bdd bde bdk bdm bdo bdu be- beb bed bee bek bem ben beo beu bkb bke bkk bkm bkn bko bmb bmd bme bmk bmm bmn bmo bmu bnb bnd bne bnk bnn bno bnu bob bod boe bok bom bon boo bou bub bud bue buk bum bun buo buu dbb dbd dbe dbk dbm dbn dbo dbu ddb ddd dde ddk ddm ddn ddo ddu de- deb ded dee dek dem den deo deu dkb dke dkk dkm dko dku dmb dmd dme dmk dmm dmn dmo dmu dnb dnd dne dnk dnm dnn dno dob dod doe dok dom don doo dou dub dud due duk dum dun duo ebb ebd ebe ebk ebm ebn ebo ebu ed- edb edd ede edk edm edn edo edu eeb eed eee eek eem een eeo ekb ekd eke eko eku em- emb emd eme emk emm emn emo emu en- enb end ene enk enm enn eno enu eo- eob eod eoe eok eom eon eoo eou eu- eub eud eue eun kbb kbd kbe kbk kbm kbn kbo kbu kdb kde kdk kdm kdo kdu ke- keb ked kee kek kem ken keo kkb kke kkk kkm kkn kku kmb kmd kme kmk kmm kmo kmu kn- knd kne knk knm knn kno knu kob kod koe kok kom kon koo kou kub kud kue kuk kum kun kuu m-o mbb mbd mbe mbk mbm mbo mbu mdb mdd mde mdk mdm mdn mdo mdu meb med mee mek mem men meo meu mkb mkd mke mkk mkm mkn mko mku mmb mmd mme mmk mmm mmn mmo mmu mnb mne mnk mnm mnn mno mnu mob mod moe mok mom mon moo mou mub mud mue muk mum mun muu nbb nbd nbe nbk nbm nbn nbo nbu ndb ndd nde ndk ndm ndn ndo ndu ne- neb ned nee nek nem nen neo neu nke nkk nkm nkn nko nku nmb nmd nme nmk nmm nmn nmo nmu nnb nne nnk nnm nnn nno nnu no- nob nod noe nok nom non noo nou nub nud nue nuk num nun nuo nuu ob- obb obd obe obk obm obn obo obu odb odd ode odm odn odo odu oeb oed oee oem oen oeo okb okd oke okk oko oku om- omb omd ome omm omn omo omu on- onb ond one onk onn ono onu oo- oob ood ook oom oon ooo ou- oud oue ouk oum oun ouo ubb ube ubk ubn ubo ubu udb udd ude udk udm udn udo udu ueb ued uee uem uen ukb uke ukk ukn uku um- umb umd ume umm umn umo umu un- unb und une unk unm unn uno unu uob uod uoe uok uom uon uoo uue uum uun uuu