a-be a-ya aaaa aaab aaac aaae aaap aaar aaba aabb aabc aabp aabt aaby aaca aacb aacc aace aacp aacr aact aacy aaea aaec aaep aapa aapc aapt aara aarc aare aarp aart aata aatc aatt abaa abab abac abae abap abar abat abay abb- abba abbb abbe abbr abbt abby abca abcb abcc abcp abcr abct abec abee aber abet abey abpa abpc abpp abpr abra abrc abry abta abyc abye abyt abyy ac-t acaa acab acac acae acap acar acat acba acca accc acce accp acct accy ace- acea acec acer acet acey acpa acpe acpr acpt acr- acra acrc acre acrr acry acta actc acte actt aeac aeap aeby aecb aect aeer aer- aera aerc aery aeta aetc aetr aett apac apap apar apat apay apba apbr apca apcb apcc apcr apea apec apep aper apet appa appc appr appt appy apra aprc apre aprt apta aptc apte aptt arab arac arae arap arar arat aray arba arbe arby arc- arca arce arct area arec aree arep aret arey arpa arpe arpy arr- arra arrc arre arrr arrt arry arta artc arte artr arty ary- arya arye at-t ataa atab atac atae atap atar atat atay atca atcc atcr atea atec atee atep ater atpr atra atrc atre atrp atry atta atte attp attr atty atya ayar ayat ayay ayca ayce ayer aypt ayra ayre ayry ayta ayya baaa baar baat baba babb babe babr baby bac- baca bacc bace bact baer bapa bapc bape bapp bapt bar- bara barb barc bare barr bart bary bata batc bate batt baty baya baye bayt bbay bbbb bbeb bbet bbpr bbrc bcaa bcap bcar bcat bcbc bcbp bcca bccc bcec bcer bcet bcpp bcra bctc beap bear beat beay beba bebb bebe beby beca beeb beep beer beet beey bera berc bere berr bert bery beta betc bete bett beya beye beyt bpay bpcp bpea bprc brab brac brae brat bray brca brcb brce brea breb brec bree brep brer bret brey brrr brtc bry- brya brye btaa btbp btcc btec btrc btrt btry bttb byar byce byer byre byrt byte caaa caab caac caap caat caba cabe caby cac- caca cacc cace cacr caec caer capa capb capc cape capp capt capy cara carb carc care carp carr cart cary cat- cata catb catc cate catt caty caye cayr cbac cbar cbat cbbc cbca cbcc cbce cbcp cbcr cbct cbea cbec cbee cber cbet cbpc cbpp cbre cbrt cbry cbta cbtc cbyt ccaa ccab ccac ccap ccar ccat ccba ccbc ccca cccb cccc cccp ccee ccpa ccpe ccpp ccpr ccra ccrc ccre ccrp ccrt cctb cctc cctt ceac cear ceat ceba cebp cec- ceca cece cecp cect ceeb ceec cepa cepc cepe cepp cepr cept cer- cera cerc cere cerp cert cery cet- ceta cete cetp cpaa cpac cpap cpbc cpca cpce cpea cpeb cpep cper cppa cpre cprt cptp cptr crab crac crap crar crat cray crbc crca crcc crce crcr cre- crea creb crec cree crep cret crpc crrt crtc crtp cry- crya cryb ctab ctae ctba ctca ctcp ctec ctep ctpp ctrc ctrp ctta cya- cyaa cyar cyba cybb cybc cyc- cyca cycb cycc cypa cypc cyra cyre cyrt cyt- cyta cytb cyte cyy- cyyc eaba eaca eacc eaec eapc eapp eara earb eare earp eart eary eata eate ebac ebay ebba ebbc ebbr ebby ebcc eber ebya ecaa ecac ecar ecat ecbc ecbe ecca eccb eccc ecce ecct ecpa ecpp ecra ecrc ecrr ect- ecta ectc eeby eeca eeea eeee eera eerc eery eeta eetc eete epaa epac epcc epec epee eper eppa eppc eppp eppy epra eprb eprp epta epte erap erat eray erba erbb erbe erca ercc erce ercp ereb erec erer eret erpa erpe erra errc erre erta erya eryc erye etap etat etbc etbr etcc etec etee eter etra etre etta ette etty eyeb eyec eyer eyet eyey eype eyra eyre eyry eyte eyyr paap paar paat paba pabt paca pace pact pacy paea paec paep paer papa papb pape papp papr papy par- para parc pare parp parr part pary pata pate patr patt paty pay- paya payb paye payp payr payt pbac pbar pbcc pbpa pcaa pcae pcap pcba pcbc pcca pccc pcce pcea pcep pcer pcpb pcpp pcra pcrc pcre pcte peab peac peap pear peat peay peba peca pece pecr pect pecy peec peep peer peet pepa pepe per- pera perc pere perp perr pert pery peta pete petr pett pety peyr ppac ppap ppar ppcc pper pppa pppp pprc ppta pptt ppye prae prar prat pray prbc prca prcc prcp pre- preb prec pree prep pret prey prtc prtp prtr ptab ptca ptcc pter pttc pyat pyay pyce pyep pyet pype pypy pyr- pyra pyre pyry pyte pytt raab raat raba rabb rabe raby rac- raca racc race ract racy raec raep raer rapa rapc rape rapp rapt rapy rara rarb rare rary rata rate ratp ratt raty raya raye rayr rayt rbbb rbbr rcac rcbc rccb rccc rcep rcet rcpt rctc rcyc rea- reac reae reap rear reat reay reba rebb rebe reca recc rece recp recr rect recy reeb reep reet repe repp repr rept repy rera rere rert rery reta rete retr rett rety reya reye rpca rpet rpta rpyc rrat rrrr rtca rtcc rtce rtee rtpa rttp ryat ryba rybe rybp ryeb ryet rype rytt ryyt taa- taar taat taba tabb tabc tabe taby taca tacc tace tact tacy taec taer tapa tape tapp tapr tapt tara tarb tarc tare tarp tarr tart tary tata tatb tate tatr tatt taty taya taye tayt tayy tbar tbca tbcb tbcc tbce tbrb tbta tbtp tcap tcby tcca tccc tcep tcpa tcpy tctc teac tear teat teba teca tecr tect teec teer teet tepa tepe tepp ter- tera terc tere terp terr tery teta tete tetr tett teya teye teyr tpac tpap tpcp tper tppa tppp tppr tpte tptp tptr traa trab trac trae trap trat tray trca trcc tre- trea trec tree tret