-er -ey bbb bbc bbe bbh bbm bbo bbr bby bcb bcc bce bch bcm bco bcr bcy be- beb bec bee beh bem beo ber bey bhb bhc bhe bhh bhm bho bhr bmb bmc bme bmh bmm bmo bmr bob boc boe boh bom boo bor boy brb bre brh brm bro brr bry by- byc bye byh bym byo byr c-- cbb cbc cbe cbh cbm cbo cbr cby ccb ccc cce cch ccm cco ccr ce- ceb cec cee ceh cem ceo cer cey ch- chb chc che chh chm cho chr chy cmb cmc cme cmh cmm cmo cmr cmy co- cob coc coe coh com coo cor coy crb crc cre crh crm cro crr cry cyb cyc cye cym cyo cyr ebb ebc ebe ebh ebm ebo ebr eby ec- ecb ecc ece ech ecm eco ecr eeb eec eee eem eeo eer eey ehb ehc ehe ehh ehm eho ehr em- emb emc eme emh emm emo emr eo- eob eoc eoe eoh eom eoo eor erb erc ere erh erm ero err ery eyc eye eym eyo eyr hbb hbc hbe hbh hbm hbo hbr hby hcb hcc hce hch hcm hco hcr hcy he- heb hec hee heh hem heo her hey hhb hhc hhe hhh hhm hho hhr hhy hmb hmc hme hmh hmm hmo hmr hmy hob hoc hoe hoh hom hoo hor hoy hr- hrb hrc hre hrh hrm hro hrr hy- hyb hyc hye hyh hym hyo hyr hyy m-o m-r mbb mbc mbe mbh mbm mbo mbr mc- mcb mcc mce mch mcm mco mcr meb mec mee meh mem meo mer mey mhc mhh mhm mho mhr mmb mmc mme mmh mmm mmo mmr mob moc moe moh mom moo mor moy mrb mrc mre mrh mrm mro mrr mry my- myb myc mye myh mym myo myr ob- obb obc obe obh obm obo obr oby oc- ocb occ och ocm oco ocr oeb oec oee oeh oem oeo oer oey ohc ohe ohh ohm oho ohr om- omb omc ome omh omm omo omr omy oo- oob ooc ooh oom ooo oor or- orb orc ore orh orm oro orr ory oye oyo rbb rbc rbe rbh rbm rbo rbr rcb rcc rce rch rcm rco rcr re- reb rec ree reh rem reo rer rey rh- rhb rhc rhe rhh rhm rho rhr rmb rmc rme rmh rmm rmo rmr rob roc roe roh rom roo ror roy rrb rrc rrh rrm rrr ry- ryc rye rym ryo ryr ryy ybc ybe ybm ybr yby ycc yce ych yco ycy yeb yec yee yeh yem yeo yer yey yhc yhe ymc yme ymm ymo yob yoc yoe yom yoo yor yoy yrc yre yro yyb yyc yye yyy