-er ddd dde ddf ddk ddl ddr ddt ddz de- ded dee def dek del der det dez dfd dfe dff dfk dfl dfr dft dfz dke dkk dkl dkr dkt dl- dld dle dlf dlk dll dlr dlt drd dre drk drl drr drt drz dtd dte dtf dtk dtl dtr dtt dtz dzd dze dzr ed- edd ede edf edk edl edr edt eed eee eef eek eel eer eet ef- efd efe eff efl efr eft ekd eke ekf ekl ekr ekt eld ele elf elk ell elr elt elz erd ere erf erk erl err ert erz etd ete etf etk etl etr ett etz eze ezf ezr ezz fdd fde fdf fdk fdl fdr fdt fed fee fef fek fel fer fet fez ffd ffe fff ffk ffl ffr fft ffz fkf fkk fkl fkt fld fle flf fll flr flt frd fre frf frk frl frr frt ftd fte ftf ftk ftl ftr ftt ftz fzd k-t k-z kde kdf kdk kdl kdr kdt ke- ked kee kef kek kel ker ket kez kfd kff kke kkk kkl kkr kkt kl- kld klf klr klt klz krd krf krk krl krr krt kte ktf ktk ktl ktr ktt ldd lde ldf ldk ldl ldr ldt led lee lef lek lel ler let lez lfd lfe lff lfk lfl lfr lft lkl lkr lkt lld lle llf llk lll llr llt llz lrd lrf lrk lrr lrt lrz ltd lte ltf ltk ltl ltr ltt ltz lzr rdd rde rdf rdl rdr rdt re- red ree ref rek rel rer ret rez rfd rfe rff rfk rfl rfr rft rfz rke rkf rkk rkt rkz rld rle rlf rll rlr rlt rrd rrf rrk rrl rrr rrt rtd rte rtf rtk rtl rtr rtt rtz rze tdd tde tdf tdk tdl tdr tdt te- ted tee tef tek tel ter tet tez tfd tfe tff tfk tfl tfr tft tke tkk tkl tkr tkt tkz tld tle tlf tlk tll tlr tlt tlz trd tre trf trk trl trr trt trz ttd tte ttf ttk ttl ttr ttt tzd tze tzf zdf zdt zed zee zef zek zel zer zet zez zfd zfr zlr zlt zrl zte ztl ztr zzr zzt zzz

dddd ddre dedd dede deed deef deek deel deer deet defe deff deft dek- deke deld dele delf delk dell delt der- dere derf derk derr dete detk detr deze dfdt dfer dfrf dftr dred dree dref drek drel dret dted dtek dtle dtrl dzel dzfe dzlr dzrl dzrr dzze edde ede- edel eder edfl edle eede eeee eefe eefl eeke eele eete eeze efet efke eft- efze eked ekek eker eket elde eldr eled elee elef elek eler elet elfe elft elke elle elte eltz elze erde erdf ered erel erer eret erez erft erke erld erle erll erre ertl ertz etee etel eter etfe etre ette ezed ezek ezel ezer f--k fdlr fdtl fede fedz feed feek feel feer feet fefe feff feke feld fele felf felk fell felt ferd fere ferk ferr fert ferz fete fetr fett ffee ffff ffrr fftf fldr fled flee fler flet fltk fred free fret ft-l fter fzdz fzzt kddd kddf kddk kddl kddr kdef kdel kdet kdez kdfr kdft kdkd kdkk kdkr kdkt kdld kdlf kdll kdlr kdrf kdrl kdtd kdtr kdzr kdzz kedd kede kedr kedt keed keef keek keel keer keet keff kefr keft keke kekl keld kele kelf kelk kell kelt ker- kere kerf kerk kerl kerr kert kerz ket- ketd kete ketf ketk ketr kett keze kezf kezr kezz kfed kfel kfer kfez kfff kffk kfld kflf kfll kflt kfrd kfre kfrr kfrz kfte kftk kftt kftz kfze kkdd kkdl kkdt kkdz kked kkez kkfr kkft kkkk kkld kklf kkll kklz kkre kkrf kkrk kkrl kkrr kkrt kkrz kktk kktl kktz kkzz kldd klde kldr kldz kled klee klef klek kler klet klez klfd klfe klff klft klkk klkl klkr klle kllk klrd klrf klrk klrr klrz kltd kltf kltk kltr kltt kltz klzk klzr klzt klzz krdd krde krdr krdz kred kree kref krek kret krez krfd krfe krff krft krkd krke krkk krkr krkz krld krle krlf krlt krre krrf krrk krrl krrr krrt krrz krtk krtr krtz krze krzk krzr krzz ktdd ktde ktdf ktdk ktdr ktdz kted ktee ktek ktel ktez ktfl ktke ktkk ktkr ktkt ktkz ktlf ktlk ktlr ktlt ktlz ktre ktrf ktrk ktrl ktrr ktrt ktrz kttf kttk kttr kttt kttz ktzk ktzr ktzt ktzz kzdr kzee kzel kzer kzfr kzke kzkr kzkz kzle kzlk kzlz kzrd kzrk kzrr kzrz kztd kztk kztl kzzd kzzk kzzr kzzt kzzz lede ledt leed leef leek leel leer leet lefe leff left leke lekk lele lell lerd lere lerk lert lete lett leze lfrd llef llet llll lrdd lrrr ltee ltke lttr lztt rder redd rede redl redr reed reef reek reel reet refd refe reff refl refr reft reke rekt reld rele rell relt rerd rere rert retd rete retr rett retz reze rfef rffl rkkf rldt rlee rlef rred rrle rrrr rtdt rtee rtle rtlt tdff tdkr tedd tede tedk teed teef teek teel teer teet teez teff tefl teft teke tel- teld tele tell telt telz ter- tere terf terk terr tete tetr tett tetz tezz tldr tre- tred tree tref trek tret trez trfd trfr trte trtr tter ttff tttt tzzt zedd zede zeek zeel zeff zeke zekr zele zell zerf zerk zert zete zeze zrze zzzz

-tree ddddd dedde dedee deder deede deefe deeff deele deere deetz defed defer defet deffe deked dekel dekle deled delee delek delft delke delle derde dered derek derez derke derre detek deter detre dette drdre dredd drede dreed dreel dreff dreft drell drere e-dee edder eddre edell edere edler edred eeeee eefde eelde eeled eeler eerde efere efetf effed effer effet eftel efter ekker elded eldee elder eleet elele elfed ellek ellel eller ellet eltek erdek erdre erede erere eretz erfde erkel erred erte ertel