-er bbb bbc bbe bbo bbr bbs bcb bcc bce bco bcr bcs bcv be- beb bec bee beo ber bes bev bob boc boe boo bor bos bov brb bre bro brr brs brv bsb bsc bse bso bsr bss bsv bvb bvc bve bvo bvr bvs bvv c-- cbb cbc cbe cbo cbr cbs cbv ccb ccc cce cco ccr ccs ccv ce- ceb cec cee ceo cer ces cev co- cob coc coe coo cor cos cov crb crc cre cro crr crs crv csb csc cse cso csr css csv cvb cvc cve cvo cvr cvs cvv ebb ebc ebe ebo ebr ebs ebv ec- ecb ecc ece eco ecr ecs ecv eeb eec eee eeo eer ees eev eo- eob eoc eoe eoo eor eos erb erc ere ero err ers erv es- esb esc ese eso esr ess esv evb evc eve evo evr evs evv ob- obb obc obe obo obr obs obv oc- ocb occ oco ocr ocs ocv oeb oec oee oeo oer oes oo- oob ooc ooo oor oos oov or- orb orc ore oro orr ors orv os- osb osc ose oso osr oss osv ov- ovb ovc ove ovo ovs ovv rbb rbc rbe rbo rbr rbs rcb rcc rce rco rcr rcs rcv re- reb rec ree reo rer res rev rob roc roe roo ror ros rov rrb rrc rrr rrs rsb rsc rse rso rsr rss rsv rvb rvc rve rvo rvr rvs rvv sbb sbc sbe sbo sbr sbs sbv scb scc sce sco scr scs scv se- seb sec see seo ser ses sev sob soc soe soo sor sos sov sr- srb src sre sro srr srs srv ss- ssb ssc sse sso ssr sss ssv svb svc sve svo svr svs svv v-e vbc vbo vbr vbs vbv vcc vce vco vcr vcs veb vec vee veo ver ves vob voc voe voo vor vos vov vrb vrc vre vrr vrs vsb vsc vse vso vsr vss vsv vvb vvc vvo vvr vvs vvv

-ose bbbb bbbs bbeb bbrc bcbc bcbs bccc bccs bcec bcer bces bcor bcos bcrs bcsc bcss bcvo bebb bebe bebo becs beeb beer bees beo- beor beos berc bere bero berr bers bes- bese beso bess bevo bevs bobb bobe bobo bobs boce boco bocs boec boee boeo boer boes boob booc booe boor boos bor- bore boro borr bors bosc bose boso boss bove bovo brcb brce breb brec bree breo brer bres brev brob broc broe broo bror bros brrr brrs brsb brsr bscs bseb bsec bsee bser bses bsos bssc bsse bvsc c-bo cbbc cbbs cbcc cbce cbcr cbcs cbec cbee cber cbre cbsc cbse cbvb cbve cbvr ccbc cccb cccc cccs cccv ccee ccob ccoc ccrc ccre ccrs ccss ccvo ccvs cebs cec- cece ceco cecs ceeb ceec cees ceor ceos cer- cerc cere cero cers cesc cese cesr cess cevo cobb cobe cobo cobs coce coco coes coob coos cor- corb corc core coro corr cors cosc cose coso coss cove covo crbc crcc crce crcr cre- creb crec cree creo cres crob croc croe croo cror crss cscb cscc csce csco cscr cscs csec csee cser csob csor csos csrc csrs csse cssr cvbs cvcc cver cvrr cvss ebbc ebbo ebbr ebbs ebcc eber ebes eboe eboo ebor ebos ebro ecbc ecbe eccb eccc ecce ecco eces eco- ecos ecrc ecrr ecrv ecsc ecse ecss eecs eeee eees eeoc eerc eero eers eese eoes eore erbb erbe ercc erce ereb erec erer eres erev erob eroc eroe eroo eros errc erre erro errs erse erso erve esbo esbs escb esce esco escr escs esee eseo eser eses eso- esos esse esso ever eves evoe evoo evos evre evrs evsc o-eo obbo obec ober obes oboe obor obos obre obro obsr obss obvs ocbc occc oce ocee ocos ocre ocro ocrr ocrs oec- oecc oeec oere oers oese oobe oocr ooer ooes oooo ooos oore oose orbb orbe orbo orbs orce orco orcs ore- oreb orec oreo orer ores oro- oroe oror oros orro orrs orse orso orve orvr orvs osbe oscc osce osco osec osee oser oses osoo osor osos osov osro ossb osse osso osve ovcs ovee over ovo- ovoo ovre rbbb rbbr rbbs rbss rcbc rcbo rccb rccc rccs rcos rcsc rcss rcvr rcvs rebb rebe rebo rebs recc rece recr recs reeb rees reev reos rere rero rers rese reso ress reve revo revs rob- robb robe robo robs rocc roce roco rocs roer roes roev roob roor roos rorc rore roro rosc rose roso ross rove rovo rovs rrrr rscc rscs rsee rsos rsre rv-c rver s-os sbbs sbcc sbcs sber sbor sbse sccc scce sccs scec scee scer scob scoo scor scr- scrc scre scrs scsc scso scsr se-c se-e se-o se-s sebe sebo sebs sec- secc sece seco secr secs secv seeb seec seer sees seoc serb serc sere sero serr sers serv sesc sese seso sess seve sobe sobo sobr sobs soce soco socr socs soec soeo soes soor soos sorb sore soro sorr sors sose soso soss sosv sove sovo sovs srbc srcc sreb srec sreo sres sros ssbr sscc ssce sscs ssec ssee sses ssoc ssrc ssrs sssb sssc ssss svcc svce svcs svec svor svsc vbcc vcrs vecc veer vees veor ver- verb vere vero vers vesc vese vess veve vevo voce voer voes vooc voor vor- vore voro vors vose voso voss vreo vroc vrse vsee vses vsoe vssc vsse vver vvob vvsb vvvv

bbbee bbser bbsrc bcers be-er be-ro beber bebes becco becov beebe beebs beers beeve berbe berec beres berob beroe beror berre berse besee besob besos besov besse besso bevce bever beves bevor bo-bo boboc bobos bobov bobr bobre bocce boces bocor boece boero boers boese boobs booce booco booer boore boors boose borbo borce borcs borec boree borer bores boro- boroo boros borov borre borro borse borve borvo bosce bosco boscs bosor bosse bosso bovec