-er -ic b-u bbb bbc bbd bbe bbh bbi bbm bbr bbs bbu bcb bcc bcd bce bch bci bcm bcr bcs bcu bdb bdc bdd bde bdh bdi bdm bdr bds bdu be- beb bec bed bee beh bei bem ber bes beu bhb bhc bhd bhe bhh bhi bhm bhr bhs bhu bi- bib bic bid bie bih bii bim bir bis biu bmb bmc bmd bme bmh bmi bmm bmr bms bmu brb brd bre brh bri brm brr brs bru bsb bsc bsd bse bsh bsi bsm bsr bss bsu bub buc bud bue buh bui bum bur bus buu c-- cbb cbc cbd cbe cbh cbi cbm cbr cbs cbu ccb ccc ccd cce cch cci ccm ccr ccs ccu cdb cdc cdd cde cdh cdi cdm cdr cds cdu ce- ceb cec ced cee ceh cei cem cer ces ceu ch- chb chc chd che chh chi chm chr chs chu ci- cib cic cid cie cih cii cim cir cis ciu cmb cmc cmd cme cmh cmi cmm cmr cms cmu crb crc crd cre crh cri crm crr crs cru csb csc csd cse csh csi csm csr css csu cub cuc cud cue cuh cui cum cur cus cuu dbb dbc dbd dbe dbh dbi dbm dbr dbs dbu dcb dcc dcd dce dci dcm dcr dcs dcu ddb ddc ddd dde ddh ddi ddm ddr dds ddu de- deb dec ded dee deh dei dem der des deu dh- dhb dhc dhd dhe dhh dhi dhm dhr dhs dhu di- dib dic did die dih dii dim dir dis diu dmb dmc dmd dme dmh dmi dmm dmr dms dmu drb drc drd dre dri drm drr drs dru dsb dsc dsd dse dsh dsi dsm dsr dss dsu dub duc dud due duh dui dum dur dus ebb ebc ebd ebe ebh ebi ebm ebr ebs ebu ec- ecb ecc ecd ece ech eci ecm ecr ecs ecu ed- edb edc edd ede edh edi edm edr eds edu eeb eec eed eee eem eer ees ehb ehc ehd ehe ehh ehi ehm ehr ehs ehu eib eic eid eie eii eim eir eis eiu em- emb emc emd eme emh emi emm emr ems emu erb erc erd ere erh eri erm err ers eru es- esb esc esd ese esh esi esm esr ess esu eu- eub euc eud eue eui eur eus h-i hbb hbc hbd hbe hbh hbi hbm hbr hbs hbu hcb hcc hcd hce hch hci hcm hcr hcs hdb hdc hdd hde hdh hdi hdm hdr hds hdu he- heb hec hed hee heh hei hem her hes heu hhb hhc hhd hhe hhh hhi hhm hhr hhs hhu hib hic hid hie hih hii him hir his hiu hmb hmc hmd hme hmh hmi hmm hmr hms hmu hr- hrb hrc hrd hre hrh hri hrm hrr hrs hru hsb hsc hsd hse hsh hsi hsm hsr hss hsu hub huc hud hue huh hui hum hur hus huu i-d ibb ibc ibd ibe ibh ibi ibm ibr ibs ibu icb icc icd ice ich ici icm icr ics icu idb idc idd ide idh idi idm idr ids idu ie- iec ied iee iei iem ier ies ihb ihc ihd ihe ihh ihi ihm ihr ihs ihu iib iic iid iie iih iii iim iir iis iiu im- imb imc imd ime imh imi imm ims imu ir- irb irc ird ire iri irm irr irs iru is- isb isc isd ise ish isi ism isr iss isu iu- iub iuc iud iue iui ium iur ius m-r mbb mbc mbd mbe mbh mbi mbm mbr mbs mbu mc- mcb mcc mcd mce mch mci mcm mcr mcs mcu mdb mdc mdd mde mdh mdi mdm mdr mds mdu meb mec med mee meh mei mem mer mes meu mhc mhd mhh mhi mhm mhr mhs mhu mi- mib mic mid mie mih mii mim mir mis miu mmb mmc mmd mme mmh mmi mmm mmr mms mmu mrb mrc mrd mre mrh mri mrm mrr mrs mru msb msc msd mse msh msi msm msr mss msu mub muc mud mue muh mui mum mur mus muu rbb rbc rbd rbe rbh rbi rbm rbr rbs rbu rcb rcc rcd rce rch rci rcm rcr rcs rcu rdb rdc rdd rde rdh rdi rdm rdr rds rdu re- reb rec red ree reh rei rem rer res reu rh- rhb rhc rhd rhe rhh rhi rhm rhr rhs rhu rib ric rid rie rih rii rim rir ris rmb rmc rmd rme rmh rmi rmm rmr rms rrb rrc rrd rrh rri rrm rrr rrs rru rsb rsc rsd rse rsh rsi rsm rsr rss rsu rub ruc rud rue ruh rui rum rur rus ruu sbb sbc sbd sbe sbh sbi sbm sbr sbs sbu scb scc scd sce sch sci scm scr scs scu sdb sdc sdd sde sdh sdi sdm sdr sds sdu se- seb sec sed see seh sei sem ser ses seu sh- shb shc shd she shh shi shm shr shs shu sib sic sid sie sih sii sim sir sis siu smb smc smd sme smh smi smm smr sms smu sr- srb src srd sre srh sri srm srr srs ss- ssb ssc ssd sse ssh ssi ssm ssr sss ssu sub suc sud sue suh sui sum sur sus suu ubb ubc ube ubh ubi ubr ubs ubu ucb ucc ucd uce uch uci ucm ucr ucs ucu udb udc udd ude udi udm udr uds udu ueb uec ued uee ueh uei uem uer ues uhb uhc uhd uhe uhh uhi uhm uhr uhs uhu uib uic uid uie uii uim uir uis uiu um- umb umc umd ume umh umi umm umr ums umu ur- urb urc urd ure uri urm urr urs uru usb usc usd use ush usi usm usr uss usu uuc uue uum uur