-er bbb bbc bbd bbe bbm bbr bbs bcb bcc bcd bce bcm bcr bcs bdb bdc bdd bde bdm bdr bds be- beb bec bed bee bem ber bes bmb bmc bmd bme bmm bmr bms brb brd bre brm brr brs bsb bsc bsd bse bsm bsr bss c-- cbb cbc cbd cbe cbm cbr cbs ccb ccc ccd cce ccm ccr ccs cdb cdc cdd cde cdm cdr cds ce- ceb cec ced cee cem cer ces cmb cmc cmd cme cmm cmr cms crb crc crd cre crm crr crs csb csc csd cse csm csr css dbb dbc dbd dbe dbm dbr dbs dcb dcc dcd dce dcm dcr dcs ddb ddc ddd dde ddm ddr dds de- deb dec ded dee dem der des dmb dmc dmd dme dmm dmr dms drb drc drd dre drm drr drs dsb dsc dsd dse dsm dsr dss ebb ebc ebd ebe ebm ebr ebs ec- ecb ecc ecd ece ecm ecr ecs ed- edb edc edd ede edm edr eds eeb eec eed eee eem eer ees em- emb emc emd eme emm emr ems erb erc erd ere erm err ers es- esb esc esd ese esm esr ess m-r mbb mbc mbd mbe mbm mbr mbs mc- mcb mcc mcd mce mcm mcr mcs mdb mdc mdd mde mdm mdr mds meb mec med mee mem mer mes mmb mmc mmd mme mmm mmr mms mrb mrc mrd mre mrm mrr mrs msb msc msd mse msm msr mss rbb rbc rbd rbe rbm rbr rbs rcb rcc rcd rce rcm rcr rcs rdb rdc rdd rde rdm rdr rds re- reb rec red ree rem rer res rmb rmc rmd rme rmm rmr rms rrb rrc rrd rrm rrr rrs rsb rsc rsd rse rsm rsr rss sbb sbc sbd sbe sbm sbr sbs scb scc scd sce scm scr scs sdb sdc sdd sde sdm sdr sds se- seb sec sed see sem ser ses smb smc smd sme smm smr sms sr- srb src srd sre srm srr srs ss- ssb ssc ssd sse ssm ssr sss

bbbb bbbs bbcm bbdd bbeb bbrc bcbc bcbs bccc bccm bccs bcde bcds bcec bcer bces bcms bcrs bcsc bcsm bcss bd-r bdbc bddc bdes bdrm bdsd bdsm bebb bebe becs bede beds beeb beed beem beer bees beme berc berd bere berm berr bers bes- bese besm bess bmce bmdb brcb brce brdm brds breb brec bred bree brem brer bres brmc brrm brrr brrs brsb brsr bsbd bscs bseb bsec bsed bsee bser bses bsms bsrd bsrm bssc bssd bsse bssm c-cd cbbc cbbs cbcc cbce cbcm cbcr cbcs cbdb cbdc cbds cbec cbee cber cbme cbms cbrd cbre cbrm cbsc cbse cbsm ccbc cccb cccc cccm cccs ccdc ccdm ccdr ccds cced ccee ccmb ccmc ccmd ccmm ccms ccrc ccre ccrs ccsd ccss cd-e cd-r cdcs cddb cddr cdec cder cdes cdms cdre cdrs cdss cebs cec- cece cecm cecs cedd cede ceeb ceec ceem cees cemb ceme cemm cemr cems cer- cerc cerd cere cers cesc cese cesr cess cmbc cmbs cmcc cmcs cmdb cmdr cmec cmes cmmb cmmc cmms cmrr cmrs cmsc cmse crbc crcc crce crcr crdc cre- creb crec cred cree crem cres crmb crms crss csbm cscb cscc cscd csce cscr cscs csdb csdr csec csee csem cser csmc csrc csrd csrs cssd csse cssm cssr dbcc dbcs dbms dbrs dbss dcbc dccb dccc dccs dcdb dcds dcms dcsc dcss dddd ddes ddrc ddre ddss debe debs dec- decc decd dece decs dedd dede deeb deed deem deer dees dem- demb demd deme dems der- derb derc dere derm derr ders des- desc dese dess dmcc dmcm dmcs dmdc dmds dmrb dmrc dmss drbc dred dree drem dres drms drrs dsbc dscc dscr dscs dsdm dsdr dsmb dsmc dsms dsrc dsrr dssc ebbc ebbr ebbs ebcc ebed eber ebes ecbc ecbe eccb eccc ecce eccm ecdc eced ecem eces ecrc ecrm ecrr ecsc ecse ecss eddc edde eddm edds ede- edem eder edes edme edms edrm edss eecs eede eeee eees eems eerc eers eese embd embe embr embs emcc emcs emds emer emes emme emms emre emrs emse erbb erbe ercc erce erde erds ereb erec ered erem erer eres ermc erme erms errc erre errs erse esbs escb esce escm escr escs esds esee esem eser eses esme esmr esrd esse mbbs mbcs mbdb mbed mbes mbms mbrs mcbc mccc mccd mcdc mcdd mcde mced mces mcmc mcrc mcrd mcsd mcse mcss mdcc mddm mdds mdmc mdme mdrc mdsd mdse mebe mec- mecc mecd mece mecr mecs medb medd mede meds meed meem meer mees memc meme memr mems mer- merb merc merd mere merm mers mes- mesc mese mesr mess mmcc mmcd mmcm mmcs mmdb mmdc mmds mmes mmmc mmmd mmmm mmms mmrc mmsc mmsd mmse mr-c mrbb mrbm mrbs mrcb mrcc mrce mrcs mrdd mrds mreb mred mree mres mrmc mrmd mrrc mrsc mrsd mrse mscc msce msdc msde msec msed msee msem msmb msmc msmm msms msrb mssm mssr rbbb rbbr rbbs rbds rbms rbsd rbss rcbc rccb rccc rccs rcdc rcde rcds rcms rcrd rcsc rcsd rcss rdbm rdcm rder rdms rebb rebe rebs recc recd rece recm recr recs redc redd rede redr reds reeb reed reem rees reme rems rerd rere rers rese ress rmbs rmsc rred rrmc rrrr rscc rscs rsdd rsds rsee rsme rsre sbbs sbcc sbcs sbds sber sbmc sbsd sbse sccc scce sccm sccs scdc scds scec scee scer scmc scmm scms scr- scrc scre scrs scsc scsd scsr sdcc sddc sdds sder sdes sdms sdrc sdrs sdsc sdsm sdss se-c se-d se-e se-s sebe sebs sec- secc secd sece secr secs sede seds seeb seec seed seem seer sees semc seme sems serb serc serd sere serm serr sers sesc sese sess smbc smbe smcc smdc smdr smeb smec smed smee smsc smsd smss srbc srcc srde sreb srec srem sres srmc srsd