-er a-a a-c a-t aaa aac aad aae aaf aak aar aat ac- aca acc acd ace acf ack acr act ad- ada adc add ade adf adk adr adt aea aec aed aee aef aek aer aet af- afa afc afd afe aff afk afr aft aka akc akd ake akk akr ar- ara arc ard are arf ark arr art at- ata atc atd ate atf atr att c-- caa cac cad cae caf cak car cat cca ccc ccd cce ccf cck ccr cct cda cdc cdd cde cdf cdk cdr cdt ce- cea cec ced cee cef cek cer cet cfa cfc cfd cfe cff cfk cfr cft cka ckc ckd ckt cra crc crd cre crf crk crr crt cta ctc ctd cte ctf ctk ctr ctt daa dac dad dae daf dak dar dat dca dcc dcd dce dcf dck dcr dct dda ddc ddd dde ddf ddk ddr ddt de- dea dec ded dee def dek der det dfa dfc dfd dfe dff dfk dfr dft dka dkc dke dkk dkr dkt dra drc drd dre drk drr drt dta dtc dtd dte dtf dtk dtr dtt eaa eac ead eae eaf eak ear eat ec- eca ecc ecd ece ecf eck ecr ect ed- eda edc edd ede edf edk edr edt eea eec eed eee eef eek eer eet ef- efa efc efd efe eff efr eft eka ekc ekd eke ekf ekr ekt era erc erd ere erf erk err ert eta etc etd ete etf etk etr ett faa fac fad fae faf fak far fat fca fcc fcd fce fcf fck fcr fct fda fdc fdd fde fdf fdk fdr fdt fea fec fed fee fef fek fer fet ffa ffc ffd ffe fff ffk ffr fft fka fkc fkf fkk fkt fra frc frd fre frf frk frr frt fta ftc ftd fte ftf ftk ftr ftt k-t ka- kaa kac kad kae kaf kak kar kat kca kcc kcd kce kck kcr kct kda kdc kde kdf kdk kdr kdt ke- kea kec ked kee kef kek ker ket kfa kfc kfd kff kkc kke kkk kkr kkt kra krc krd krf krk krr krt kta ktc kte ktf ktk ktr ktt ra- raa rac rad rae raf rak rar rat rca rcc rcd rce rcf rcr rct rda rdc rdd rde rdf rdr rdt re- rea rec red ree ref rek rer ret rfa rfc rfd rfe rff rfk rfr rft rkc rke rkf rkk rkt rra rrc rrd rrf rrk rrr rrt rta rtc rtd rte rtf rtk rtr rtt taa tac tad tae taf tak tar tat tca tcc tcd tce tcf tck tcr tct tda tdc tdd tde tdf tdk tdr tdt te- tea tec ted tee tef tek ter tet tfa tfc tfd tfe tff tfk tfr tft tka tkc tke tkk tkr tkt tra trc trd tre trf trk trr trt tta ttc ttd tte ttf ttk ttr ttt

a-ak aaaa aaac aaad aaae aaaf aaar aaca aacc aacd aace aacf aack aacr aact aada aadc aade aadt aaea aaec aafa aafc aafd aaff aaka aake aara aarc aard aare aart aata aatc aatf aatk aatt ac-t acaa acac acad acae acar acat acca accc accd acce accf acct acda acdc acde acdf acdt ace- acea acec aced acek acer acet acfc acfd acfe acft ackd acke acr- acra acrc acre acrr acta actc acte actf actt adaa adac adad adae adak adar adat adcc adda addc addd adde addr adea adee ader adet adfa adfc adra adre adta aeac aeaf aect aede aedt aeer aeka aer- aera aerc aerd aeta aetc aetf aetr aett afaa afad afak afar afat afca afcc afdc afee afek afer afet affa affc afft afka afkr afr- afra afrc afre afta aftc afte akaa akae akar akca aked akee aker akka akr- akra akre akte arac arad arae araf arak arar arat arc- arca arce arct arda ardc arde ardf area arec ared aree aref arek aret arfa arfc arff arft arka arke arr- arra arrc arre arrk arrr arrt arta artc arte artr at-t ataa atac atad atae atak atar atat atca atcc atcf atck atcr atdt atea atec ated atee atef ater atfc atfe atka atkt atra atrc atre atrk atta atte attr c-cd caaa caac caaf caat cac- caca cacc cace cack cacr cada cadc cadd cade cadr caec caer cafa cafc cafe caff caka cake cara carc card care carf cark carr cart cat- cata catc catd cate catf catt ccaa ccac ccad ccaf ccar ccat ccca cccc cccf ccdc ccdf ccdr cced ccee ccfa ccfc ccfd ccff ccra ccrc ccre ccrf ccrt cctc cctt cd-e cd-r cdaa cdac cdad cdda cddr cdec cdef cder cdfa cdfe cdre ceac cead cear ceat cec- ceca cece cect ceda cedd cede cedt ceec cef- cefa cefc ceke cer- cera cerc cerd cere cerf cert cet- ceta cete cfaa cfac cfae cfar cfca cfcf cfda cffr cfra cfre cfrt cfta cftc cfte cftk cftr ckac ckat ckck cker ckfr ckrc ckrd crac craf crar crat crca crcc crce crcr crda crdc cre- crea crec cred cree cret crfc crkc crrt crtc crtf ctae ctca ctcf ctec ctfc ctrc ctta daad daae daar daca dace dact dada dade daer dafa dafc dafe daff daft daka dake dara darc dard dare darf dark darr dart data date datr datt dcca dccc dcct dcfc dcra dcrk dctc dddd ddrc ddre deac dead deae deaf deak dear dec- deca decc decd dece deck dect deda dedd dede deed deef deek deer deet defe deff deft dek- deka deke der- dera derc dere derf derk derr deta dete detk detr dfaf dfcc dfdt dfer dffa dfrf dftr dkdc draa drac drad draf drak drar drat drca drda drea dred dree dref drek dret drfc drra dtaa dtac dtcc dted dtek dtfc eaaf eaca eacc eada eadd eaec eara eard eare eart eata eate ecaa ecac ecad ecar ecat