-er a-a a-c a-t aaa aac aae aak aar aat aav ac- aca acc ace ack acr act acv aea aec aee aek aer aet aev aka akc ake akk akr akv ar- ara arc are ark arr art arv at- ata atc ate atr att atv av- ava avc ave avk avr avt c-- caa cac cae cak car cat cav cca ccc cce cck ccr cct ccv ce- cea cec cee cek cer cet cev cka ckc ckt cra crc cre crk crr crt crv cta ctc cte ctk ctr ctt ctv cva cvc cve cvk cvr cvt cvv eaa eac eae eak ear eat eav ec- eca ecc ece eck ecr ect ecv eea eec eee eek eer eet eev eka ekc eke ekr ekt ekv era erc ere erk err ert erv eta etc ete etk etr ett etv eva evc eve evr evt evv k-t ka- kaa kac kae kak kar kat kav kca kcc kce kck kcr kct ke- kea kec kee kek ker ket kev kkc kke kkk kkr kkt kkv kra krc krk krr krt krv kta ktc kte ktk ktr ktt ktv kva kvk kvr kvv ra- raa rac rae rak rar rat rav rca rcc rce rcr rct rcv re- rea rec ree rek rer ret rev rkc rke rkk rkt rkv rra rrc rrk rrr rrt rta rtc rte rtk rtr rtt rtv rva rvc rve rvr rvt rvv taa tac tae tak tar tat tav tca tcc tce tck tcr tct tcv te- tea tec tee tek ter tet tev tka tkc tke tkk tkr tkt tra trc tre trk trr trt trv tta ttc tte ttk ttr ttt ttv tva tvc tve tvk tvr tvt v-a v-e vaa vac vae vak var vat vav vca vcc vce vcr vct vea vec vee vek ver vet vka vkt vra vrc vre vrk vrr vrt vta vtc vte vtk vtr vtt vtv vva vvc vvr vvt vvv

-vac a-ak aaaa aaac aaae aaar aaav aaca aacc aace aack aacr aact aacv aaea aaec aaev aaka aake aara aarc aare aart aata aatc aatk aatt aava ac-t acaa acac acae acar acat acca accc acce acct ace- acea acec acek acer acet acev acke acr- acra acrc acre acrr acrv acta actc acte actt actv acvv aeac aect aeer aeka aer- aera aerc aeta aetc aetr aett aeva akaa akae akar akca akee aker akka akr- akra akre akte aktv arac arae arak arar arat arc- arca arce arct area arec aree arek aret arev arka arke arr- arra arrc arre arrk arrr arrt arta artc arte artr artv arva arve at-t ataa atac atae atak atar atat atca atcc atck atcr atea atec atee ater atka atkt atkv atra atrc atre atrk atta atte attr avar avat avcc avce avea avec aver avkt avra avre avva caaa caac caat cac- caca cacc cace cack cacr caec caer caka cake cara carc care cark carr cart cat- cata catc cate catt catv cava cave ccaa ccac ccar ccat ccca cccc cccv ccee ccra ccrc ccre ccrt cctc cctt cctv ceac cear ceat cec- ceca cece cect ceec ceke cer- cera cerc cere cert cet- ceta cete cetv ceva ckac ckat ckck ckcv cker ckrc crac crar crat crca crcc crce crcr cre- crea crec cree cret crkc crrt crtc crtv ctae ctca ctec ctrc ctta ctvt cvac cvar cvca cvcc cver cvet cvra cvrr cvte eaca eacc eaec eara eare eart eata eate eave ecaa ecac ecar ecat ecca eccc ecce ecct ecka ecra ecrc ecrr ecrv ect- ecta ectc ectv eeca eeea eeee eeka eeke eera eerc eeta eetc eete eeva eka- ekek eker eket ekka ekta erat erca ercc erce erec erer eret erev erke erra errc erre erta erve etak etat etcc etec etee eter etka etra etre etta ette evac evae evar evat evea ever evet evra evre evvk kaaa kaak kaar kaat kacc kace kact kacv kaer kaet kaka kakc kake kakk kakt kara kare kark karr kart karv kat- kata katc kate katk katr katt katv kava kave kavv kcaa kcac kcar kcat kcav kcca kccc kcck kccr kcct kccv kcea kcec kcee kcet kckc kckk kckr kckv kcrc kcrr kcrt kcrv kcta kctc kcte kctv kcvk kcvr kcvv kea- keak kear keat keca keck kecr keek keer keet keka kekc keke ker- kera kerc kere kerk kerr kert kerv ket- keta ketc kete ketk ketr kett ketv keva keve kevt kkaa kkac kkar kkat kkck kkcr kkct kkea kkkk kkrc kkre kkrk kkrr kkrt kkrv kktc kktk kktv kkvr kkvt kkvv krac krae krak krar krat krav krca krcc krce krea krec kree krek kret krev krka krkc krke krkk krkr krkv krrc krre krrk krrr krrt krta krtc krtk krtr krtv krva krvc krve krvk krvr krvv ktaa ktae ktak ktar ktat ktav ktcc ktce ktck ktcr ktcv ktea ktec ktee ktek ktkc ktke ktkk ktkr ktkt ktrc ktre ktrk ktrr ktrt ktrv kttc kttk kttr kttt kttv ktva ktvc ktve ktvk ktvr ktvt kvak kvar kvat kvcc kvce kvck kvcr kvct kvcv kvea kvec kver kvet kvra kvrc kvre kvrr kvrv kvta kvtk kvtr kvtt kvtv kvvr kvvv raak raat rac- raca racc race rack ract racv raec raer raka rake rakk rakt rara rare rark rata rate ratk ratt rava rave rcac rccc rcet rctc rctv rcvr rea- reac reae reak rear reat reca recc rece reck recr rect reek reet reev reka reke rekt rera rere rert reta rete retr rett reva reve rrat rrrr rtca rtcc rtce rtee rtva rtve rv-c rvca rver taa- taar taat taca tacc tace tack tact tacv taec taer taka take takk takt tara tarc tare tark tarr tart tata tate tatr tatt tatv tava tave tcca tccc tctc teac teak tear teat teca teck tecr tect teec teek teer teet teev teka teke ter- tera terc tere terk terr teta tete tetr tett teva tkac traa trac trae trak trat trav trca