-er -ey b-p bbb bbc bbe bbp bbr bbt bby bcb bcc bce bcp bcr bct bcy be- beb bec bee bep ber bet bey bpb bpc bpe bpp bpr bpt bpy brb bre brp brr brt bry btb btc bte btp btr btt bty by- byc bye byp byr byt c-- cbb cbc cbe cbp cbr cbt cby ccb ccc cce ccp ccr cct ce- ceb cec cee cep cer cet cey cpb cpc cpe cpp cpr cpt crb crc cre crp crr crt cry ctb ctc cte ctp ctr ctt cty cyb cyc cye cyp cyr cyt ebb ebc ebe ebp ebr ebt eby ec- ecb ecc ece ecr ect eeb eec eee eep eer eet eey ep- epb epc epe epp epr ept erb erc ere erp err ert ery etb etc ete etp etr ett ety eyc eye eyp eyr eyt p-p pbb pbc pbe pbp pbr pbt pby pcb pcc pce pcp pcr pct peb pec pee pep per pet pey ppb ppc ppe ppp ppr ppt prb prc pre prp prr prt pry pt- ptb ptc pte ptp ptr ptt pty py- pyb pyc pye pyr pyt rbb rbc rbe rbp rbr rbt rcb rcc rce rcp rcr rct re- reb rec ree rep rer ret rey rpb rpc rpe rpp rpr rpt rrb rrc rrp rrr rrt rtb rtc rte rtp rtr rtt rty ry- ryc rye ryr ryy tbb tbc tbe tbp tbr tbt tcb tcc tce tcp tcr tct te- teb tec tee tep ter tet tey tpb tpc tpe tpp tpr tpt trb trc tre trp trr trt try ttb ttc tte ttp ttr ttt tty tyc tye typ tyr tyt ybc ybe ybp ybr yby ycc yce ycp ycy yeb yec yee yep yer yet yey yrc yre yrp yrt ytc yte ytp ytr ytt yyb yyc yye yyt yyy

bbbb bbeb bbet bbpr bbrc bcbc bcbp bccc bcec bcer bcet bcpp bctc bebb bebe beby beeb beep beer beet beey berc bere berr bert bery betc bete bett beye beyt bpcp bprc brcb brce breb brec bree brep brer bret brey brrr brtc bry- brye btbp btcc btec btrc btrt btry bttb byce byer byre byrt byte cbbc cbcc cbce cbcp cbcr cbct cbec cbee cber cbet cbpc cbpp cbre cbrt cbry cbtc cbyt ccbc cccb cccc cccp ccee ccpe ccpp ccpr ccrc ccre ccrp ccrt cctb cctc cctt cebp cec- cece cecp cect ceeb ceec cepc cepe cepp cepr cept cer- cerc cere cerp cert cery cet- cete cetp cpbc cpce cpeb cpep cper cpre cprt cptp cptr crbc crcc crce crcr cre- creb crec cree crep cret crpc crrt crtc crtp cry- cryb ctcp ctec ctep ctpp ctrc ctrp cybb cybc cyc- cycb cycc cypc cyre cyrt cyt- cytb cyte cyy- cyyc ebbc ebbr ebby ebcc eber ecbc ecbe eccb eccc ecce ecct ecpp ecrc ecrr ect- ectc eeby eeee eerc eery eetc eete epcc epec epee eper eppc eppp eppy eprb eprp epte erbb erbe ercc erce ercp ereb erec erer eret erpe errc erre eryc erye etbc etbr etcc etec etee eter etre ette etty eyeb eyec eyer eyet eyey eype eyre eyry eyte eyyr pbcc pcbc pccc pcce pcep pcer pcpb pcpp pcrc pcre pcte pece pecr pect pecy peec peep peer peet pepe per- perc pere perp perr pert pery pete petr pett pety peyr ppcc pper pppp pprc pptt ppye prbc prcc prcp pre- preb prec pree prep pret prey prtc prtp prtr ptcc pter pttc pyce pyep pyet pype pypy pyr- pyre pyry pyte pytt rbbb rbbr rcbc rccb rccc rcep rcet rcpt rctc rcyc rebb rebe recc rece recp recr rect recy reeb reep reet repe repp repr rept repy rere rert rery rete retr rett rety reye rpet rpyc rrrr rtcc rtce rtee rttp rybe rybp ryeb ryet rype rytt ryyt tbcb tbcc tbce tbrb tbtp tcby tccc tcep tcpy tctc tecr tect teec teer teet tepe tepp ter- terc tere terp terr tery tete tetr tett teye teyr tpcp tper tppp tppr tpte tptp tptr trcc tre- trec tree tret trey trpc trpe trpp trtc trte trtr try- tryb trye tryp ttbb ttcp tter tttt tyce tyee tyer tyet typ- type typp typy tyr- tyre tyrr tyte tytt tyty yber ybet ybry yccc ycee yctc yeep yeer yeet yepe yepp yerb yere yerr yert yery yete yett yeye yeyr ypcc ytre yyyy

-tree bbbee be-er beber becry beebe beeby beery beete beety beppe bepyr berbe bercy berec beret berey berre berry berte berty betee beter betre bett- bette betty betyb beyer beyre beyte brece brecy breer breet brere brery brett breyr brrrr bryce bryt- btc-e btr-t btype by-by bybee byrre byrte bytr- bytyc c-p-c c-tec cc-by ccccc ccett cebec ceber cebpb cebpe cecyt ceere cepet cerc- cerce cerec cerer ceret cerre certe certy cette cetty cpctc crebe crece crecy creep creer crepe crept crepy crete cryer crypt cteep ctree cttee cybbe cyber cyete cypre cyrt- cytec cytee cytte cytyc ebber ebbet ebert eeeee eepee eperc epptb erbbe erber ereby erect erept erere errey erte erter etete etree etter etype eyere eyrer p-rep pcept pcert pctct pebre peece peepy peere peert peery peete pepee peppe peppy pept- perce percy perec perer peret perre perry perte perty peryr petbe peter petey petr- petre petry pette petty petyt peyce peyer peyet peyre pprey prece precy prete prety preye pryce pryer ptcrb pter- ptere ptprb ptprc ptpre ptprr ptprt pyece pyere pyper pyppe pyr-t pyree pyrre pyrye pytec pytee pytte pytye rebbe rebec reber rebet recce reccy recep recet recpt recry rect- recte recyt reece reepe reere repec repet reppe reprt repry repyt rere- reree reret retee reter retry rette reyte rpety rybee rytte ryyty tbtbt tbyte teber tebet tebey tectb teepe teety tepee tepet terby terce teret terre terry tert- teter tetr- tette tetty teyre treer treet treey trepp trept trere trete trett trety treye trybe tryce tryer tryte ttttt ttype tybee tyere typeb typec typee typer typey tyree tyrer