-er bbb bbe bbh bbi bbk bbm bbo bbr be- beb bee beh bei bek bem beo ber bev bhb bhe bhh bhi bhk bhm bho bhr bhv bi- bib bie bih bii bik bim bio bir biv bkb bke bkk bkm bko bkr bkv bmb bme bmh bmi bmk bmm bmo bmr bmv bob boe boh boi bok bom boo bor bov brb bre brh bri brk brm bro brr brv bvb bve bvh bvi bvk bvm bvo bvr bvv ebb ebe ebh ebi ebk ebm ebo ebr ebv eeb eee eek eem eeo eer eev ehb ehe ehh ehi ehm eho ehr ehv eib eie eii eik eim eio eir eiv ekb eke ekh eki eko ekr ekv em- emb eme emh emi emk emm emo emr emv eo- eob eoe eoh eoi eok eom eoo eor erb ere erh eri erk erm ero err erv evb eve evh evi evm evo evr evv h-i hbb hbe hbh hbi hbk hbm hbo hbr hbv he- heb hee heh hei hek hem heo her hev hhb hhe hhh hhi hhk hhm hho hhr hhv hib hie hih hii hik him hio hir hiv hkb hkh hki hkk hkm hko hkr hmb hme hmh hmi hmk hmm hmo hmr hmv hob hoe hoh hoi hok hom hoo hor hov hr- hrb hre hrh hri hrk hrm hro hrr hrv hv- hvb hvk hvm hvo hvr hvv i-v ibb ibe ibh ibi ibk ibm ibo ibr ibv ie- iee iei iek iem ier iev ihb ihe ihh ihi ihk ihm iho ihr ihv iib iie iih iii iim iio iir ikb ike iki ikk iko ikr ikv im- imb ime imh imi imm imo imv io- iob ioe ioh ioi iom ioo ior iov ir- irb ire iri irk irm iro irr irv ivb ive ivi ivo ivr ivv kbb kbe kbh kbi kbk kbm kbo kbr ke- keb kee keh kei kek kem keo ker kev khe khh khi khk khm kho khr khv kib kie kih kii kik kim kio kir kiv kkb kke kkh kki kkk kkm kkr kkv kmb kme kmh kmi kmk kmm kmo kob koe koh koi kok kom koo kor kri krk kro krr krv kvb kvh kvi kvk kvm kvo kvr kvv m-o m-r m-v mbb mbe mbh mbi mbk mbm mbo mbr mbv meb mee meh mei mek mem meo mer mev mhh mhi mhk mhm mho mhr mhv mi- mib mie mih mii mik mim mio mir miv mkb mke mkh mkk mkm mko mkr mkv mmb mme mmh mmi mmk mmm mmo mmr mmv mob moe moh moi mok mom moo mor mov mrb mre mrh mri mrk mrm mro mrr mrv mvb mve mvi mvm mvo mvr mvv o-i ob- obb obe obh obi obk obm obo obr obv oeb oee oeh oei oem oeo oer ohe ohh ohi ohm oho ohr oib oie oii oik oim oio oir oiv okb oke oki okk oko okr om- omb ome omh omi omm omo omr omv oo- oob ooh ooi ook oom ooo oor oov or- orb ore orh ori ork orm oro orr orv ov- ovb ove ovh ovi ovo ovv rbb rbe rbh rbi rbk rbm rbo rbr re- reb ree reh rei rek rem reo rer rev rh- rhb rhe rhh rhi rhm rho rhr rhv rib rie rih rii rik rim rio rir riv rkb rke rkk rkm rko rkv rmb rme rmh rmi rmm rmo rmr rmv rob roe roh roi rok rom roo ror rov rrb rrh rri rrk rrm rrr rvb rve rvh rvi rvm rvo rvr rvv v-e vbh vbi vbk vbm vbo vbr vbv veb vee veh vei vek vem veo ver vh- vhb vhe vhi vho vi- vib vie vii vik vim vio vir viv vkb vkm vm- vmi vmm vmo vmr vob voe voh voi vok vom voo vor vov vrb vre vrh vri vrk vrm vrr vvb vvi vvm vvo vvr vvv