-er a-a a-c a-t aaa aac aae aak aap aar aat ac- aca acc ace ack acp acr act aea aec aee aek aep aer aet aka akc ake akk akp akr ap- apa apc ape apk app apr apt ar- ara arc are ark arp arr art at- ata atc ate atp atr att c-- caa cac cae cak cap car cat cca ccc cce cck ccp ccr cct ce- cea cec cee cek cep cer cet cka ckc ckt cpa cpc cpe cpk cpp cpr cpt cra crc cre crk crp crr crt cta ctc cte ctk ctp ctr ctt eaa eac eae eak eap ear eat ec- eca ecc ece eck ecr ect eea eec eee eek eep eer eet eka ekc eke ekp ekr ekt ep- epa epc epe epp epr ept era erc ere erk erp err ert eta etc ete etk etp etr ett k-t ka- kaa kac kae kak kap kar kat kca kcc kce kck kcp kcr kct ke- kea kec kee kek kep ker ket kkc kke kkk kkp kkr kkt kpa kpc kpe kpk kpp kpr kpt kra krc krk krp krr krt kta ktc kte ktk ktp ktr ktt p-p paa pac pae pak pap par pat pca pcc pce pck pcp pcr pct pea pec pee pek pep per pet pka pkc pke pkp pkr pkt ppa ppc ppe ppk ppp ppr ppt pra prc pre prk prp prr prt pt- pta ptc pte ptk ptp ptr ptt ra- raa rac rae rak rap rar rat rca rcc rce rcp rcr rct re- rea rec ree rek rep rer ret rkc rke rkk rkp rkt rpa rpc rpe rpk rpp rpr rpt rra rrc rrk rrp rrr rrt rta rtc rte rtk rtp rtr rtt taa tac tae tak tap tar tat tca tcc tce tck tcp tcr tct te- tea tec tee tek tep ter tet tka tkc tke tkk tkp tkr tkt tpa tpc tpe tpk tpp tpr tpt tra trc tre trk trp trr trt tta ttc tte ttk ttp ttr ttt

a-ak aaaa aaac aaae aaap aaar aaca aacc aace aack aacp aacr aact aaea aaec aaep aaka aake aapa aapc aapt aara aarc aare aarp aart aata aatc aatk aatt ac-t acaa acac acae acap acar acat acca accc acce accp acct ace- acea acec acek acer acet acke acpa acpe acpr acpt acr- acra acrc acre acrr acta actc acte actt aeac aeap aect aeer aeka aer- aera aerc aeta aetc aetr aett akaa akae akap akar akca akee aker akka akr- akra akre akte apac apak apap apar apat apca apcc apcr apea apec apep aper apet apke appa appc appr appt apra aprc apre aprt apta aptc apte aptt arac arae arak arap arar arat arc- arca arce arct area arec aree arek arep aret arka arke arpa arpe arr- arra arrc arre arrk arrr arrt arta artc arte artr at-t ataa atac atae atak atap atar atat atca atcc atck atcr atea atec atee atep ater atka atkt atpr atra atrc atre atrk atrp atta atte attp attr caaa caac caap caat cac- caca cacc cace cack cacr caec caer caka cake capa capc cape capp capt cara carc care cark carp carr cart cat- cata catc cate catt ccaa ccac ccap ccar ccat ccca cccc cccp ccee ccpa ccpe ccpp ccpr ccra ccrc ccre ccrp ccrt cctc cctt ceac cear ceat cec- ceca cece cecp cect ceec ceke cepa cepc cepe cepp cepr cept cer- cera cerc cere cerp cert cet- ceta cete cetp ckac ckat ckck cker ckpc ckpr ckrc cpaa cpac cpap cpca cpce cpea cpep cper cppa cpre cprt cptp cptr crac crap crar crat crca crcc crce crcr cre- crea crec cree crep cret crkc crkp crpc crrt crtc crtp ctae ctca ctcp ctec ctep ctpp ctrc ctrp ctta eaca eacc eaec eapc eapp eara eare earp eart eata eate ecaa ecac ecar ecat ecca eccc ecce ecct ecka ecpa ecpp ecra ecrc ecrr ect- ecta ectc eeca eeea eeee eeka eeke eera eerc eeta eetc eete eka- ekek eker eket ekka ekpe ekta epaa epac epcc epec epee eper eppa eppc eppp epra eprp epta epte erap erat erca ercc erce ercp erec erer eret erke erpa erpe erra errc erre erta etak etap etat etcc etec etee eter etka etra etre etta ette kaaa kaak kaap kaar kaat kacc kace kacp kact kaep kaer kaet kaka kakc kake kakk kakt kap- kapa kapc kape kapp kapt kara kare kark karp karr kart kat- kata katc kate katk katp katr katt kcaa kcac kcap kcar kcat kcca kccc kcck kccr kcct kcea kcec kcee kcep kcet kckc kckk kckr kcpa kcpc kcpr kcpt kcrc kcrp kcrr kcrt kcta kctc kcte kea- keak keap kear keat keca keck kecr keek keep keer keet keka kekc keke kep- kepa kepc kepe kept ker- kera kerc kere kerk kerp kerr kert ket- keta ketc kete ketk ketp ketr kett kkaa kkac kkap kkar kkat kkck kkcr kkct kkea kkkk kkpc kkpk kkpt kkrc kkre kkrk kkrr kkrt kktc kktk kpac kpae kpak kpar kpat kpcc kpcr kpek kper kpet kpke kpkk kpkr kppc kppk kppp kppr kprc kpre kprk kprp kprr kprt kpte kptr kptt krac krae krak krap krar krat krca krcc krce krea krec kree krek kret krka krkc krke krkk krkr krpa krpr krpt krrc krre krrk krrr krrt krta krtc krtk krtr ktaa ktae ktak ktap ktar ktat ktcc ktce ktck ktcr ktea ktec ktee ktek ktep ktkc ktke ktkk ktkr ktkt ktpa ktpk ktpr ktpt ktrc ktre ktrk ktrp ktrr ktrt kttc kttk kttp kttr kttt paak paap paar paat paca pace pack pact paea paec paep paer paka pake papa pape papp papr par- para parc pare park parp parr part pata pate patr patt pcaa pcae pcap pcca pccc pcce pcea pcep pcer pcpp pcra pcrc pcre pcte peac peak peap pear peat peca pece peck pecr pect peec