-er -ey bbb bbc bbe bbg bbk bbr bbs bby bcb bcc bce bcg bck bcr bcs bcy be- beb bec bee beg bek ber bes bey bgb bgc bge bgg bgk bgr bgs bkb bkc bke bkg bkk bkr bks brb bre brg brk brr brs bry bsb bsc bse bsg bsk bsr bss bsy by- byc bye byg byk byr bys c-- cbb cbc cbe cbg cbk cbr cbs cby ccb ccc cce ccg cck ccr ccs ce- ceb cec cee ceg cek cer ces cey cgb cgc cge cgg cgr cgs cgy ckb ckc cks cky crb crc cre crg crk crr crs cry csb csc cse csg csk csr css csy cyb cyc cye cyg cyk cyr cys ebb ebc ebe ebg ebk ebr ebs eby ec- ecb ecc ece ecg eck ecr ecs eeb eec eee eeg eek eer ees eey egb egc ege egg egr egs egy ekb ekc eke ekg ekr eks eky erb erc ere erg erk err ers ery es- esb esc ese esg esk esr ess esy eyc eye eyr eys gbc gbe gbg gbk gbr gbs gby gcb gcc gce gcg gck gcr gcs ge- geb gec gee geg gek ger ges gey ggb ggc ggg ggr ggs gkb gks grb grc gre grg grk grr grs gry gsb gsc gse gsg gsk gsr gss gy- gyb gye gyr gys kbb kbc kbe kbk kbr kbs kcb kcc kce kcg kck kcr kcs ke- keb kec kee keg kek ker kes key kgb kgc kgs kgy kkb kkc kke kkk kkr kks kky krc krg krk krr krs kry ksb ksc kse ksg ksk ksr kss kyc kye kyr kys rbb rbc rbe rbg rbk rbr rbs rcb rcc rce rcg rcr rcs re- reb rec ree reg rek rer res rey rgb rgc rge rgg rgk rgr rgs rkb rkc rke rkg rkk rks rky rrb rrc rrg rrk rrr rrs rsb rsc rse rsg rsk rsr rss ry- ryc rye ryg ryk ryr rys ryy sbb sbc sbe sbg sbk sbr sbs sby scb scc sce scg sck scr scs se- seb sec see seg sek ser ses sey sgb sgc sge sgg sgk sgr sgs sk- skb skc ske skg skk skr sks sky sr- srb src sre srg srk srr srs sry ss- ssb ssc sse ssg ssk ssr sss sy- syb syc sye syg syk syr sys ybc ybe ybg ybr ybs yby ycc yce ycs ycy yeb yec yee yeg yek yer yes yey ygc ykk yrc yre yrg yrs ysb ysc yse ysg ysk ysr yss ysy yyb yyc yye yyg yys yyy

bbbb bbbs bbeb bbrc bbrg bcbc bcbg bcbs bccc bccs bcec bcer bces bcgs bcrs bcsc bcss bebb bebe beby beck becs beeb beeg beek beer bees beey begg begs beke beks berc bere berg berk berr bers bery bes- bese besk bess besy beye beyg beyk beys bggs bgye bkcy bkry brcb brce breb brec bree breg brek brer bres brey brkb brrr brrs brsb brsr bry- brye bryk bscs bseb bsec bsee bseg bser bses bsgs bssc bsse byce byck byer byes byge bygg byke byre byrk bysb byse byss bysy cbbc cbbs cbcc cbce cbcr cbcs cbec cbee cber cbgb cbkg cbkr cbre cbry cbsc cbse ccbc cccb cccc cccs ccee ccgc ccgs ccrc ccre ccrg ccrs ccsg ccss cebs cec- cece cecs ceeb ceec cees cege ceke cer- cerc cere cers cery cesc cese cesg cesr cess ceys cgcc cgcg cger cges cggs cgsb cgss ckbc ckbe ckck ckcs ckcy cker ckey ckrc ckry cksb crbc crcc crce crcr cre- creb crec cree creg cres crgs crkc crss cry- cryb crys cscb cscc csce cscr cscs csec csee cser csks csrc csrs csse cssr csys cybb cybc cyc- cycb cycc cycs cyeg cygb cyke cyre cyrk cyrs cyse cysg cyy- cyyc ebbc ebbr ebbs ebby ebcc eber ebes ecbc ecbe eccb eccc ecce eces ecgs ecks ecky ecrc ecrr ecsc ecse ecss eeby eecs eeee eees eegs eeke eeks eerc eerg eers eery eese eesk eesy egbe egcc egcg egcr egec egee eger eggb egge eggs eggy egks egre egry egsc egss egyr ekeb ekek eker ekes ekgs erbb erbe ercc erce ereb erec erer eres erg- ergg ergs erke erks errc erre errs erse eryc erye esbs escb esce escr escs esee esek eser eses eske esks esky esse essg essy eyck eyeb eyec eyer eyes eyey eyke eyre eyry eyse eyyr gbbs gc-c gcbc gccc gccs gcrg gcse gcss gebe geby gece geck geek geer gees gege gegg gerb gere gers gery gesg gesk gess gggg ggss grbr grcc grce greb grec gree greg gres grey grrr grrs grss gry- grye grys gskb gsse gybe gyer gyes gyge gyr- gyre gyrs gyse gyss kbbb kbbc kbbe kbbg kbbk kbbr kbbs kbcb kbce kbck kbcr kbcs kbcy kbeb kbec kbee kbek kber kbes kbey kbgb kbge kbgg kbgr kbgy kbkb kbkg kbkk kbkr kbky kbrb kbrc kbre kbrg kbrk kbry kbsb kbsg kbsk kbsr kbss kbsy kbyb kbyg kbyr kbys kcbc kcbk kcbr kcbs kccb kccc kcck kccr kccy kceb kcec kcee kceg kcey kcgc kcgr kcgs kcgy kckc kckk kckr kcky kcrc kcrg kcrr kcrs kcry kcsb kcsc kcse kcsg kcsr kcss kcsy kcye kcyk kcys kcyy kebb kebc kebe kebr kecg keck kecr keek keer kees kege kegg kegk kegr kegs kegy kekb kekc keke keks ker- kerb kerc kere kerk kerr kers kesb kesc kesk kesr kess kesy keyb keye keyg keys keyy kgbb kgbc kgbr kgby kgcb kgcc kgce kgcr kgeb kgec kggg kggr kgks kgrb kgrc kgre kgrg kgrk kgrr kgrs kgsr kkbb kkbe kkbg kkbr kkbs kkcb kkck kkcr kkcs kkcy kkeg kkgb kkgr kkkk kkrb kkrc kkre kkrk kkrr kkrs kkse kksr kkss kkyc kkys kkyy krbb krbe krbg krbk krbr krcb krcc krce krcg krcs kreb krec kree krek kres krgs krgy krkc krke krkk krkr krks krky krrb krrc krre krrg krrk krrr krrs krry