-er ddd dde ddk ddr ddt ddu ddx de- ded dee dek der det deu dex dke dkk dkr dkt dku dkx drd dre drk drr drt dru drx dtd dte dtk dtr dtt dtu dtx dud due duk dur dut dux dxd dxr dxt dxx ed- edd ede edk edr edt edu edx eed eee eek eer eet eex ekd eke ekr ekt eku erd ere erk err ert eru etd ete etk etr ett etu etx eu- eud eue eur eut eux ex- exd exe exr ext exu exx k-t kde kdk kdr kdt kdu kdx ke- ked kee kek ker ket kex kke kkk kkr kkt kku krd krk krr krt kru kte ktk ktr ktt ktu kud kue kuk kur kut kuu rdd rde rdr rdt rdu rdx re- red ree rek rer ret reu rex rke rkk rkt rku rrd rrk rrr rrt rru rtd rte rtk rtr rtt rtu rtx rud rue ruk rur rut ruu rux rxr t-x tdd tde tdk tdr tdt tdu tdx te- ted tee tek ter tet teu tex tke tkk tkr tkt trd tre trk trr trt tru trx ttd tte ttk ttr ttt ttu ttx tud tue tuk tur tut tuu tux txe txk txt txu udd ude udk udr udt udu udx ued uee uer uet uke ukk ukr uku ur- urd ure urk urr urt uru urx utd ute utk utr utt utu utx uue uur uut uuu uxr uxt uxu xde xdk xdr xdt xed xee xer xet xeu xex xke xrd xrt xrx xtr xtx xue xxx

dddd ddre dedd dede dedu deed deek deer deet dek- deke der- dere derk derr dete detk detr deue deuk deur deut deux dex- dexe dext dred dree drek dret drue druk drut druu dted dtek dttx dtxt dudd dude dudu duer duet duke dukt duku dure durk durt duru dute duur duut dxdr dxed dxkr dxkt dxkx dxrd dxre dxrk dxrr dxrt dxrx dxue dxur dxxr dxxx edde ede- eder edex edru edur eede eedu eeee eeke eete eetu eext eked ekek eker eket ekur er-x erde ered erer eret erke erre ertu erur etee eter etre ette ettu etux eude euer eur- eure eurt exed exer exrx exte extr kddd kddk kddr kddx kdet kdex kdkd kdkk kdkr kdkt kdrx kdtd kdtr kdtx kdur kdut kdux kdxe kdxt kdxu kdxx kedd kede kedr kedt keed keek keer keet keke keku ker- kere kerk kerr kert keru kerx ket- ketd kete ketk ketr kett ketu ketx keur kexx kkdd kkdt kked kkex kkkk kkre kkrk kkrr kkrt kkrx kktk kktu kktx kkut kkuu kkxk kkxt kkxx krdd krde krdr krdu krdx kred kree krek kret kreu krex krkd krke krkk krkr krku krkx krre krrk krrr krrt krrx krtk krtr krtx krue kruk krur krux krxk krxr krxt krxx ktdd ktde ktdk ktdr kted ktee ktek ktex ktke ktkk ktkr ktkt ktku ktkx ktre ktrk ktrr ktrt ktru ktrx kttk kttr kttt kttu kttx ktux ktxd ktxk ktxr ktxt kudd kude kudu kued kuek kueu kuke kukk kuku kurd kure kurk kurr kurt kuru kute kutr kutt kutu kutx kuuk kuur kuuu kuxx kxdd kxdr kxed kxet kxex kxkk kxkt kxku kxkx kxre kxrk kxrr kxrx kxtd kxte kxtk kxtt kxtx kxxe kxxk kxxr kxxt kxxx rder redd rede redr redu redx reed reek reet reke rekt rerd rere rert reru retd rete retr rett reue reuk reut reuu reux rexx rred rrrr rtdt rtee rtex rudd rude rued ruer ruet ruke rukk ruku rurd rure ruru rute rutt rutu ruud tdkr tedd tede tedk tedx teed teek teer teet teke ter- tere terk terr teru tete tetr tett tetu tetx teuk teut text tre- tred tree trek tret treu trex trte trtr trud true truk trut truu trux tter tttt tude tudu tuer tuet tuke turd ture turk turr turt turu tute tutt tutu txtr uder udet uduk uext ukek ukeu ukur urde urdu ure- ured uret urex urke urre urte uruk urur urut uter uttu uuuu uxue x-ed xeer xer- xert xexe xuxu xxxx

-tree ddddd ddruk dedde dedee deder dedur dedut deede deere deked derde dered derek derke derre derue deruk detek deter detre dette detur deure deut- drdre dredd drede dreed drere dreux drude du-ku duded dudek duder duduk duere duerr duete duett duked dukeu dukku dured duree durer duret durex durre durte durtu dutte dxdxd e-dee edder eddre edere edred edu-k eeeee eerde ekker ekuku ekuru erdek erdre erdut erede erere erred errtu erte erter eruke eteke etete etext etree etrek etter etude eturu eurex eurre exede exert exred exter extre extue exude exute k-dee k-ute kedde keder kedre keere keked kerek keret kerre kertu kerux ketek keter kette kreek kreke krete kreuk kudde kudur kukur kurek kurku kurre kurte kurud kuruk kurux kutte kuttu kutur redde reder redex redur redux reede reere rekke rerde rere- reree reret reted retee reter retex rette reuer reuet reute rexer rt-rk rtext ruder rudkk ruede ruere ruete rukke rurde ruter rutte ruutu t-rex teder teerd teket tekke terek teret tereu terex terre tert- teter tetex tetr- tette texed texrd texte treed treer treet trere trete trett treut treux trude trued truer truex truke trute truxe ttttt tuder tudre tudur tukur turek turet turku turre turtu turut tutee tutku tutte tuuru tuxed udder udert ukeke ukert urdee urduk urker urkut urter urutu uter- utter uttur uturu uuuuu xedre xerte xetex xexeu xexex xtext xtree

de-err dedute deeded deedee deeder deeked dekker dektur derere derker derrer derure detekt deterr detete detext detter deuter dexter dextr- dextre dreder dudder duerer dueted duetee duette durkee duttee e-text erketu errett etreux ettutu eutere exeter exuded exuder k-tree keeked keeker kekkut kereru kerker kerkuk kertee ketter ketuke keuruu kreker kretek kuduru kukere kukurd kurree kururu kutke kutter r-tree redded redder reddur redere redred redted redure reeded reeder reeked reeker rekrut reteed reteer reteet retere retree retret retted retter rettur returu reuere reuter reutte rudder rudrur rukerd rukutu rurkee rurutu