b-p bbb bbe bbh bbm bbo bbp bbs be- beb bee beh bem beo bep bes bhb bhe bhh bhm bho bhp bhs bmb bme bmh bmm bmo bmp bms bob boe boh bom boo bop bos bpb bpe bph bpm bpo bpp bps bsb bse bsh bsm bso bsp bss ebb ebe ebh ebm ebo ebp ebs eeb eee eem eeo eep ees ehb ehe ehh ehm eho ehp ehs em- emb eme emh emm emo emp ems eo- eob eoe eoh eom eoo eop eos ep- epb epe eph epm epo epp eps es- esb ese esh esm eso esp ess hbb hbe hbh hbm hbo hbp hbs he- heb hee heh hem heo hep hes hhb hhe hhh hhm hho hhp hhs hmb hme hmh hmm hmo hmp hms hob hoe hoh hom hoo hop hos hpb hpe hph hpm hpo hpp hps hsb hse hsh hsm hsp hss m-o mbb mbe mbh mbm mbo mbp mbs meb mee meh mem meo mep mes mhh mhm mho mhp mhs mmb mme mmh mmm mmo mmp mms mob moe moh mom moo mop mos mpb mpe mph mpm mpo mpp mps msb mse msh msm mso msp mss ob- obb obe obh obm obo obp obs oeb oee oeh oem oeo oep oes ohe ohh ohm oho ohp ohs om- omb ome omh omm omo omp oms oo- oob ooh oom ooo oop oos op- opb ope oph opm opo opp ops os- osb ose osh osm oso osp oss p-p pbb pbe pbm pbo pbp pbs peb pee peh pem peo pep pes phb phe phm pho php phs pmb pme pmh pmm pmo pmp pms pob poe poh pom poo pop pos ppb ppe pph ppm ppo ppp pps ps- psb pse psh psm pso psp pss sbb sbe sbh sbm sbo sbp sbs se- seb see seh sem seo sep ses sh- shb she shh shm sho shp shs smb sme smh smm smo smp sms sob soe soh som soo sop sos spb spe sph spm spo spp sps ss- ssb sse ssh ssm sso ssp sss