-er b-p bbb bbc bbe bbh bbm bbo bbp bbr bcb bcc bce bch bcm bco bcp bcr be- beb bec bee beh bem beo bep ber bhb bhc bhe bhh bhm bho bhp bhr bmb bmc bme bmh bmm bmo bmp bmr bob boc boe boh bom boo bop bor bpb bpc bpe bph bpm bpo bpp bpr brb bre brh brm bro brp brr c-- cbb cbc cbe cbh cbm cbo cbp cbr ccb ccc cce cch ccm cco ccp ccr ce- ceb cec cee ceh cem ceo cep cer ch- chb chc che chh chm cho chp chr cmb cmc cme cmh cmm cmo cmp cmr co- cob coc coe coh com coo cop cor cpb cpc cpe cph cpm cpo cpp cpr crb crc cre crh crm cro crp crr ebb ebc ebe ebh ebm ebo ebp ebr ec- ecb ecc ece ech ecm eco ecr eeb eec eee eem eeo eep eer ehb ehc ehe ehh ehm eho ehp ehr em- emb emc eme emh emm emo emp emr eo- eob eoc eoe eoh eom eoo eop eor ep- epb epc epe eph epm epo epp epr erb erc ere erh erm ero erp err hbb hbc hbe hbh hbm hbo hbp hbr hcb hcc hce hch hcm hco hcp hcr he- heb hec hee heh hem heo hep her hhb hhc hhe hhh hhm hho hhp hhr hmb hmc hme hmh hmm hmo hmp hmr hob hoc hoe hoh hom hoo hop hor hpb hpc hpe hph hpm hpo hpp hpr hr- hrb hrc hre hrh hrm hro hrp hrr m-o m-r mbb mbc mbe mbh mbm mbo mbp mbr mc- mcb mcc mce mch mcm mco mcp mcr meb mec mee meh mem meo mep mer mhc mhh mhm mho mhp mhr mmb mmc mme mmh mmm mmo mmp mmr mob moc moe moh mom moo mop mor mpb mpc mpe mph mpm mpo mpp mpr mrb mrc mre mrh mrm mro mrp mrr ob- obb obc obe obh obm obo obp obr oc- ocb occ och ocm oco ocp ocr oeb oec oee oeh oem oeo oep oer ohc ohe ohh ohm oho ohp ohr om- omb omc ome omh omm omo omp omr oo- oob ooc ooh oom ooo oop oor op- opb opc ope oph opm opo opp opr or- orb orc ore orh orm oro orp orr p-p pbb pbc pbe pbm pbo pbp pbr pcb pcc pce pch pcm pco pcp pcr peb pec pee peh pem peo pep per phb phc phe phm pho php phr pmb pmc pme pmh pmm pmo pmp pmr pob poc poe poh pom poo pop por ppb ppc ppe pph ppm ppo ppp ppr prb prc pre prh prm pro prp prr rbb rbc rbe rbh rbm rbo rbp rbr rcb rcc rce rch rcm rco rcp rcr re- reb rec ree reh rem reo rep rer rh- rhb rhc rhe rhh rhm rho rhp rhr rmb rmc rme rmh rmm rmo rmp rmr rob roc roe roh rom roo rop ror rpb rpc rpe rph rpm rpo rpp rpr rrb rrc rrh rrm rrp rrr

bbbb bbch bbcm bbeb bbpr bbrc bcbc bcbp bccc bccm bcec bcer bche bcmp bcor bcpp bebb bebe bebo bech beeb beem beep beer behm behr beme beo- beor bepo berc bere berm bero berr bhcc bher bhor bmce bmep bmoc bmop bobb bobe bobo boce boch bocm boco boec boee boeo boep boer bohm boho bohr bomb bome bomp boob booc booe booh boom boop boor bope bopp bor- bore borh borm boro borr bpcp bphc bpmc bpoe bprc brcb brce breb brec bree brem breo brep brer brmc brob broc broe broh brom broo bror brrm brrr c-bo cbbc cbcc cbce cbcm cbcp cbcr cbec cbee cber cbme cbpc cbpp cbre cbrh cbrm ccbc cccb cccc cccm cccp ccee cche cchp cchr ccmb ccmc ccmm ccmp ccob ccoc ccom ccpe ccpm ccpp ccpr ccrc ccre ccrp cebp cec- cece cecm ceco cecp ceeb ceec ceem cemb ceme cemm cemp cemr ceop ceor cepc cepe ceph cepo cepp cepr cer- cerc cere cero cerp chbp chce chch chcm chcp cheb chec chee cheh chem chep cher chmb chmc chmo chmp choc choh choo chop chor chpp chpr chrb chrc chro chrp chrr cmbc cmcc cmec cmhc cmmb cmmc cmoc cmpc cmpp cmrr cobb cobe cobh cobo coce coch coco cocp coep coho com- comb comc come comm como comp comr coob cooh coom coop cope coph copo copp copr cor- corb corc core corm coro corp corr cpbc cpce cpcm cpeb cpep cper cpme cpmp cppm cpre cprm crbc crcc crce crcr cre- creb crec cree creh crem creo crep crmb crmo crmp crob croc croe croh crom croo crop cror crpc ebbc ebbo ebbr ebcc eber eboe eboo ebor ebpo ebro ecbc ecbe eccb eccc ecce eccm ecco ecem eche echo ecmp eco- ecop ecpm ecpp ecrc ecrm ecrr eeee eemo eeoc eerc eero ehcc eheh eher ehre embe embo embr emcc emco emer emhc emme emoh emor empc empe emph emre eore epbm epcc epch epec epee eper eph- epmo epoc epor eppc eppo eppp eprb epro eprp erbb erbe ercc erce erch ercp ereb erec erem erer erhc ermc erme ermo erob eroc eroe eroo erpe errc erre erro hboc hcbc hccb hccc hcch hcmc hcmm hcpc hcrp hebb hebe hebo hebr hech heeb heem heep heer hehe heho hem- heme hemo hemp heom heor hepc hepe hepp herb herc here herm hero herp herr hhhh hhpc hmhb hmmm hmph hobe hobo hoce hoch hocr hoer hohe hohm hoho hom- home homo homp homr hooe hoom hoop hoor hope hopo hopp horc hore horo horr hpcc hpmc hppe hree hrob hrpc hrpp hrrc mcbc mccc mcep mchp mcmc mcop mcpb mcpc mcph mcpp mcrc mebe mebo mec- mecc mece mech meco mecr meem meep meer mehe mehr memc meme memo memr meoc meor mepe meph mer- merb merc mere merm mero