bbb bbc bbe bbh bbm bbo bbs bcb bcc bce bch bcm bco bcs be- beb bec bee beh bem beo bes bhb bhc bhe bhh bhm bho bhs bmb bmc bme bmh bmm bmo bms bob boc boe boh bom boo bos bsb bsc bse bsh bsm bso bss c-- cbb cbc cbe cbh cbm cbo cbs ccb ccc cce cch ccm cco ccs ce- ceb cec cee ceh cem ceo ces ch- chb chc che chh chm cho chs cmb cmc cme cmh cmm cmo cms co- cob coc coe coh com coo cos csb csc cse csh csm cso css ebb ebc ebe ebh ebm ebo ebs ec- ecb ecc ece ech ecm eco ecs eeb eec eee eem eeo ees ehb ehc ehe ehh ehm eho ehs em- emb emc eme emh emm emo ems eo- eob eoc eoe eoh eom eoo eos es- esb esc ese esh esm eso ess hbb hbc hbe hbh hbm hbo hbs hcb hcc hce hch hcm hco hcs he- heb hec hee heh hem heo hes hhb hhc hhe hhh hhm hho hhs hmb hmc hme hmh hmm hmo hms hob hoc hoe hoh hom hoo hos hsb hsc hse hsh hsm hss m-o mbb mbc mbe mbh mbm mbo mbs mc- mcb mcc mce mch mcm mco mcs meb mec mee meh mem meo mes mhc mhh mhm mho mhs mmb mmc mme mmh mmm mmo mms mob moc moe moh mom moo mos msb msc mse msh msm mso mss ob- obb obc obe obh obm obo obs oc- ocb occ och ocm oco ocs oeb oec oee oeh oem oeo oes ohc ohe ohh ohm oho ohs om- omb omc ome omh omm omo oms oo- oob ooc ooh oom ooo oos os- osb osc ose osh osm oso oss sbb sbc sbe sbh sbm sbo sbs scb scc sce sch scm sco scs se- seb sec see seh sem seo ses sh- shb shc she shh shm sho shs smb smc sme smh smm smo sms sob soc soe soh som soo sos ss- ssb ssc sse ssh ssm sso sss