b-p bbb bbe bbi bbk bbm bbo bbp be- beb bee bei bek bem beo bep bi- bib bie bii bik bim bio bip bkb bke bkk bkm bko bkp bmb bme bmi bmk bmm bmo bmp bob boe boi bok bom boo bop bpb bpe bpi bpm bpo bpp ebb ebe ebi ebk ebm ebo ebp eeb eee eek eem eeo eep eib eie eii eik eim eio eip ekb eke eki eko ekp em- emb eme emi emk emm emo emp eo- eob eoe eoi eok eom eoo eop ep- epb epe epi epm epo epp ibb ibe ibi ibk ibm ibo ibp ie- iee iei iek iem iep iib iie iii iim iio iip ikb ike iki ikk iko im- imb ime imi imm imo imp io- iob ioe ioi iom ioo iop ipb ipe ipi ipm ipo ipp kbb kbe kbi kbk kbm kbo kbp ke- keb kee kei kek kem keo kep kib kie kii kik kim kio kip kkb kke kki kkk kkm kkp kmb kme kmi kmk kmm kmo kmp kob koe koi kok kom koo kop kpe kpi kpk kpm kpo kpp m-o mbb mbe mbi mbk mbm mbo mbp meb mee mei mek mem meo mep mi- mib mie mii mik mim mio mip mkb mke mkk mkm mko mkp mmb mme mmi mmk mmm mmo mmp mob moe moi mok mom moo mop mpb mpe mpi mpk mpm mpo mpp o-i ob- obb obe obi obk obm obo obp oeb oee oei oem oeo oep oib oie oii oik oim oio oip okb oke oki okk oko okp om- omb ome omi omm omo omp oo- oob ooi ook oom ooo oop op- opb ope opi opk opm opo opp p-p pbb pbe pbi pbk pbm pbo pbp peb pee pei pek pem peo pep pib pie pii pik pim pio pip pkb pke pki pkm pko pkp pmb pme pmi pmk pmm pmo pmp pob poe poi pok pom poo pop ppb ppe ppi ppk ppm ppo ppp