-er bbb bbc bbe bbh bbo bbr bbs bcb bcc bce bch bco bcr bcs bcv be- beb bec bee beh beo ber bes bev bhb bhc bhe bhh bho bhr bhs bhv bob boc boe boh boo bor bos bov brb bre brh bro brr brs brv bsb bsc bse bsh bso bsr bss bsv bvb bvc bve bvh bvo bvr bvs bvv c-- cbb cbc cbe cbh cbo cbr cbs cbv ccb ccc cce cch cco ccr ccs ccv ce- ceb cec cee ceh ceo cer ces cev ch- chb chc che chh cho chr chs chv co- cob coc coe coh coo cor cos cov crb crc cre crh cro crr crs crv csb csc cse csh cso csr css csv cvb cvc cve cvh cvo cvr cvs cvv ebb ebc ebe ebh ebo ebr ebs ebv ec- ecb ecc ece ech eco ecr ecs ecv eeb eec eee eeo eer ees eev ehb ehc ehe ehh eho ehr ehs ehv eo- eob eoc eoe eoh eoo eor eos erb erc ere erh ero err ers erv es- esb esc ese esh eso esr ess esv evb evc eve evh evo evr evs evv hbb hbc hbe hbh hbo hbr hbs hbv hcb hcc hce hch hco hcr hcs hcv he- heb hec hee heh heo her hes hev hhb hhc hhe hhh hho hhr hhs hhv hob hoc hoe hoh hoo hor hos hov hr- hrb hrc hre hrh hro hrr hrs hrv hsb hsc hse hsh hsr hss hsv hv- hvb hvc hvo hvr hvs hvv ob- obb obc obe obh obo obr obs obv oc- ocb occ och oco ocr ocs ocv oeb oec oee oeh oeo oer oes ohc ohe ohh oho ohr ohs oo- oob ooc ooh ooo oor oos oov or- orb orc ore orh oro orr ors orv os- osb osc ose osh oso osr oss osv ov- ovb ovc ove ovh ovo ovs ovv rbb rbc rbe rbh rbo rbr rbs rcb rcc rce rch rco rcr rcs rcv re- reb rec ree reh reo rer res rev rh- rhb rhc rhe rhh rho rhr rhs rhv rob roc roe roh roo ror ros rov rrb rrc rrh rrr rrs rsb rsc rse rsh rso rsr rss rsv rvb rvc rve rvh rvo rvr rvs rvv sbb sbc sbe sbh sbo sbr sbs sbv scb scc sce sch sco scr scs scv se- seb sec see seh seo ser ses sev sh- shb shc she shh sho shr shs shv sob soc soe soh soo sor sos sov sr- srb src sre srh sro srr srs srv ss- ssb ssc sse ssh sso ssr sss ssv svb svc sve svo svr svs svv v-e vbc vbh vbo vbr vbs vbv vcc vce vch vco vcr vcs veb vec vee veh veo ver ves vh- vhb vhc vhe vho vhs vob voc voe voh voo vor vos vov vrb vrc vre vrh vrr vrs vsb vsc vse vsh vso vsr vss vsv vvb vvc vvo vvr vvs vvv

-ose bbbb bbbs bbch bbeb bbhs bbrc bcbc bcbs bccc bccs bcec bcer bces bche bchs bcor bcos bcrs bcsc bcss bcvo bebb bebe bebo bech becs beeb beer bees behr behs beo- beor beos berc bere bero berr bers bes- bese besh beso bess bevo bevs bhcc bher bhhs bhor bobb bobe bobo bobs boce boch boco bocs boec boee boeo boer boes boho bohr bohs boob booc booe booh boor boos bor- bore borh boro borr bors bosc bose bosh boso boss bove bovo brcb brce breb brec bree breo brer bres brev brhs brob broc broe broh broo bror bros brrr brrs brsb brsr bscs bseb bsec bsee bser bses bshs bsos bssc bsse bvhs bvsc c-bo cbbc cbbs cbcc cbce cbcr cbcs cbec cbee cber cbhs cbre cbrh cbsc cbse cbvb cbve cbvr ccbc cccb cccc cccs cccv ccee cche cchr cchs ccob ccoc ccrc ccre ccrs ccss ccvo ccvs cebs cec- cece ceco cecs ceeb ceec cees cehs ceor ceos cer- cerc cere cero cers cesc cese cesr cess cevo chce chch chcs cheb chec chee cheh cher ches chev chhs choc choh choo chor chos chov chrb chrc chro chrr chrs chsc chse chsh chsr chvo cobb cobe cobh cobo cobs coce coch coco coes coho cohs coob cooh coos cor- corb corc core coro corr cors cosc cose cosh coso coss cove covo crbc crcc crce crcr cre- creb crec cree creh creo cres crhs crob croc croe croh croo cror crss cscb cscc csce csch csco cscr cscs csec csee cseh cser cshs csob csor csos csrc csrs csse cssr cvbs cvcc cver cvhs cvrr cvss ebbc ebbo ebbr ebbs ebcc eber ebes ebhs eboe eboo ebor ebos ebro ecbc ecbe eccb eccc ecce ecco eces eche echo echs eco- ecos ecrc ecrr ecrv ecsc ecse ecss eecs eeee eees eehs eeoc eerc eero eers eese ehcc eheh eher ehhs ehre eoes eore erbb erbe ercc erce erch ereb erec erer eres erev erhc erhs erob eroc eroe eroo eros errc erre erro errs erse ersh erso erve esbo esbs escb esce esch esco escr escs esee eseo eser eses eshs eso- esos esse essh esso ever eves evhs evoe evoo evos evre evrs evsc hbbs hbes hbhs hboc hbos hbrs hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcso hcss hebb hebe hebo hebr hech hecs heeb heer hees hehe heho hehs heor herb herc here hero herr hers hesc hesh hess heve hhhh hhhs hobe hobo hobs hoce hoch hocr hocs hoer hoes hohe hoho hooe hoor hoos horc hore horo horr hors hose hosh hoss hove hovs hree hrhs hrob hros hrrc hrso hsbc hscc hses hshs hsob hsse hvcc hvhs hvsc o-eo obbo obec ober obes obhs oboe obor obos obre obrh obro obsr obss obvs ocbc occc oce ocee oche ochs ocos ocre ocro ocrr ocrs oec- oecc oeec oere oers oese ohbe ohcc ohee oher ohho ohhs