-er -ey b-p bbb bbc bbe bbp bbr bbs bbt bby bcb bcc bce bcp bcr bcs bct bcy be- beb bec bee bep ber bes bet bey bpb bpc bpe bpp bpr bps bpt bpy brb bre brp brr brs brt bry bsb bsc bse bsp bsr bss bst bsy btb btc bte btp btr bts btt bty by- byc bye byp byr bys byt c-- cbb cbc cbe cbp cbr cbs cbt cby ccb ccc cce ccp ccr ccs cct ce- ceb cec cee cep cer ces cet cey cpb cpc cpe cpp cpr cps cpt crb crc cre crp crr crs crt cry csb csc cse csp csr css cst csy ctb ctc cte ctp ctr cts ctt cty cyb cyc cye cyp cyr cys cyt ebb ebc ebe ebp ebr ebs ebt eby ec- ecb ecc ece ecr ecs ect eeb eec eee eep eer ees eet eey ep- epb epc epe epp epr eps ept erb erc ere erp err ers ert ery es- esb esc ese esp esr ess est esy etb etc ete etp etr ets ett ety eyc eye eyp eyr eys eyt p-p pbb pbc pbe pbp pbr pbs pbt pby pcb pcc pce pcp pcr pcs pct peb pec pee pep per pes pet pey ppb ppc ppe ppp ppr pps ppt prb prc pre prp prr prs prt pry ps- psb psc pse psp psr pss pst psy pt- ptb ptc pte ptp ptr pts ptt pty py- pyb pyc pye pyr pys pyt rbb rbc rbe rbp rbr rbs rbt rcb rcc rce rcp rcr rcs rct re- reb rec ree rep rer res ret rey rpb rpc rpe rpp rpr rps rpt rrb rrc rrp rrr rrs rrt rsb rsc rse rsp rsr rss rst rtb rtc rte rtp rtr rts rtt rty ry- ryc rye ryr rys ryy sbb sbc sbe sbp sbr sbs sbt sby scb scc sce scp scr scs sct se- seb sec see sep ser ses set sey spb spc spe spp spr sps spt spy sr- srb src sre srp srr srs srt sry ss- ssb ssc sse ssp ssr sss sst stb stc ste stp str sts stt sty sy- syb syc sye syp syr sys syt tbb tbc tbe tbp tbr tbs tbt tcb tcc tce tcp tcr tcs tct te- teb tec tee tep ter tes tet tey tpb tpc tpe tpp tpr tps tpt trb trc tre trp trr trs trt try tsb tsc tse tsp tsr tss tst tsy ttb ttc tte ttp ttr tts ttt tty tyc tye typ tyr tys tyt ybc ybe ybp ybr ybs yby ycc yce ycp ycs ycy yeb yec yee yep yer yes yet yey yps yrc yre yrp yrs yrt ysb ysc yse ysp ysr yss yst ysy ytc yte ytp ytr yts ytt yyb yyc yye yys yyt yyy

bbbb bbbs bbeb bbet bbpr bbrc bcbc bcbp bcbs bccc bccs bcec bcer bces bcet bcpp bcps bcrs bcsc bcss bctc bcts bebb bebe beby becs beeb beep beer bees beet beey berc bere berr bers bert bery bes- bese bess best besy betc bete bets bett beye beys beyt bpcp bprc brcb brce breb brec bree brep brer bres bret brey brrr brrs brsb brsr brst brtc bry- brye bscp bscs bseb bsec bsee bser bses bset bspp bspr bssc bsse bsts btbp btcc btcs btec btps btrc btrt btry btss bttb byce byer byes byre byrt bysb byse bysp byss byst bysy byte byts cbbc cbbs cbcc cbce cbcp cbcr cbcs cbct cbec cbee cber cbet cbpc cbpp cbre cbrt cbry cbsc cbse cbtc cbyt ccbc cccb cccc cccp cccs ccee ccpe ccpp ccpr ccps ccrc ccre ccrp ccrs ccrt ccsp ccss ccst cctb cctc cctt cebp cebs cec- cece cecp cecs cect ceeb ceec cees cepc cepe cepp cepr ceps cept cer- cerc cere cerp cers cert cery cesc cese cesp cesr cess cest cet- cete cetp cets ceys cpbc cpce cpcs cpeb cpep cper cpps cpre cprs cprt cpsc cpsr cptp cptr cpts crbc crcc crce crcr cre- creb crec cree crep cres cret crpc crps crrt crsp crss crst crtc crtp crts cry- cryb crys cscb cscc csce cscr cscs csec csee csep cser cset cspb cspc cspe csps cspt csrc csrs csse cssr cstc cstr csts csys ctbs ctcp ctec ctep ctpp ctps ctrc ctrp ctrs ctsc ctss ctts cybb cybc cyc- cycb cycc cycs cypc cyps cyre cyrs cyrt cyse cyst cyt- cytb cyte cyy- cyyc ebbc ebbr ebbs ebby ebcc eber ebes ecbc ecbe eccb eccc ecce ecct eces ecpp ecrc ecrr ecsc ecse ecsp ecss ect- ectc ects eeby eecs eeee eees eeps eerc eers eery eese eesy eetc eete eets epcc epec epee eper epes eppc eppp epps eppy eprb eprp eprs epsc epsp epss epte erbb erbe ercc erce ercp ereb erec erer eres eret erpe erps errc erre errs erse erst erts eryc erye esbs escb esce escr escs esee eser eses eset espc espe espp esps espy esse essp esst essy estc este estp estr ests esty etbc etbr etcc etcs etec etee eter etes etre etsy ette etty eyeb eyec eyer eyes eyet eyey eype eyre eyry eyse eyst eyte eyyr pbcc pbrs pbsp pcbc pcbs pccc pcce pccs pcep pcer pcpb pcpp pcps pcrc pcre pcse pcte pcts pece pecr pecs pect pecy peec peep peer pees peet pepe peps per- perc pere perp perr pers pert pery pese pess pest pesy pete petr pets pett pety peyr peys ppcc ppcs pper pppp ppps pprc ppss ppts pptt ppye prbc prbs prcc prcp prcs pre- preb prec pree prep pres pret prey prps prrs prsc prse prss prtc prtp prtr prys psbr psbt pseb psec pspp pspr psps psrp pssc psse psst psts psy- psys ptcc pter pttc pyce pyep pyes pyet pype pypy pyr- pyre pyry pyse pyss pyst pyte pytt rbbb rbbr rbbs rbsp rbss rbst rcbc rccb rccc rccs rcep