-er c-- ccc ccd cce ccf ccr cct ccu cdc cdd cde cdf cdr cdt cdu ce- cec ced cee cef cer cet ceu cfc cfd cfe cff cfr cft cfu crc crd cre crf crr crt cru ctc ctd cte ctf ctr ctt ctu cuc cud cue cuf cur cut cuu dcc dcd dce dcf dcr dct dcu ddc ddd dde ddf ddr ddt ddu de- dec ded dee def der det deu dfc dfd dfe dff dfr dft dfu drc drd dre drr drt dru dtc dtd dte dtf dtr dtt dtu duc dud due duf dur dut ec- ecc ecd ece ecf ecr ect ecu ed- edc edd ede edf edr edt edu eec eed eee eef eer eet ef- efc efd efe eff efr eft erc erd ere erf err ert eru etc etd ete etf etr ett etu eu- euc eud eue euf eur eut fcc fcd fce fcf fcr fct fcu fdc fdd fde fdf fdr fdt fdu fec fed fee fef fer fet feu ffc ffd ffe fff ffr fft ffu frc frd fre frf frr frt fru ftc ftd fte ftf ftr ftt ftu fud fue fuf fur fut fuu rcc rcd rce rcf rcr rct rcu rdc rdd rde rdf rdr rdt rdu re- rec red ree ref rer ret reu rfc rfd rfe rff rfr rft rfu rrc rrd rrf rrr rrt rru rtc rtd rte rtf rtr rtt rtu ruc rud rue ruf rur rut ruu tcc tcd tce tcf tcr tct tcu tdc tdd tde tdf tdr tdt tdu te- tec ted tee tef ter tet teu tfc tfd tfe tff tfr tft tfu trc trd tre trf trr trt tru ttc ttd tte ttf ttr ttt ttu tuc tud tue tuf tur tut tuu ucc ucd uce ucf ucr uct ucu udc udd ude udf udr udt udu uec ued uee uef uer uet ufc ufd ufe uff ufr uft ufu ur- urc urd ure urf urr urt uru utc utd ute utf utr utt utu uuc uue uur uut uuu

c-cd cccc cccf cccu ccdc ccdf ccdr cced ccee ccfc ccfd ccff ccrc ccre ccrf ccrt cctc cctt ccuc ccut cd-e cd-r cddr cdec cdef cder cdfe cdre cec- cece cect cedd cede cedt cedu ceec cef- cefc cer- cerc cerd cere cerf cert cet- cete cfcf cffr cfre cfrt cftc cfte cftr crcc crce crcr crdc cre- crec cred cree cret creu crfc crrt crtc crtf crud crue crut ctcf ctec ctfc ctrc cucc cuce cude cued cuer cufc cuff curd cure curf curr curt cut- cutc cute cutt dccc dcct dccu dcfc dctc dddd ddrc ddre dec- decc decd dece dect dedd dede dedu deed deef deer deet defe deff deft der- derc dere derf derr dete detr deue deur deut dfcc dfcu dfdt dfer dfrf dftr dred dree dref dret drfc drue drut druu dtcc dted dtfc duce duct dudd dude dudu duer duet dufc duff dufu dure durt duru dute duur duut eccc ecce ecct ecdc ecdf eced ecef ecfc ecfr ecrc ecrf ecrr ecru ect- ectc ectf eddc edde ede- eder edfu edru educ edur eede eedu eeee eefe eerc eetc eete eetu efet eft- eftu ercc erce erde erdf erec ered erer eret erfc erft errc erre ertu eruc erur etcc etec etee eter etfc etfe etre ette ettu eucd eude euer eufc eur- eurc eure eurt fccf fdtc fece fect fede feed feer feet fefc fefe feff ferc ferd fere ferr fert feru fete fetr fett fetu feud ffcc ffee ffff ffrr fftf frcc fred free fret frfc frue ft-c ftcd fter ftfc ftuc fuc- fuct fudd fude fuet fufc fuff fufu fur- fure furr furt fute futu rccc rcdc rcde rcet rcfc rcrd rctc rder recc recd rece recr rect recu redc redd rede redr redu reed reef reet refd refe reff refr reft refu rerd rere rert reru retd rete retr rett reue reuf reut reuu rfef rffc rftc rred rrfc rrrr rtcc rtce rtdt rtee rtfc ruce ruct rudd rude rued ruer ruet rufc rufe ruff ruft rurc rurd rure ruru rute rutt rutu ruud tccc tccu tcdd tcfc tctc tdff tecr tect tedd tede teec teed teef teer teet tefc teff teft ter- terc tere terf terr teru tete tetr tett tetu teut tfcu tfdc tfec tftc trcc tre- trec tred tree tref tret treu trfc trfd trfr trtc trte trtr truc trud true trut truu tter ttfc ttff tttt tucc tude tudu tuer tuet tufc tufe tuff tuft tufu turc turd ture turf turr turt turu tute tutt tutu ucdc ucdd ucrc ucut uder udet ufcu ufer uffe urde urdu ure- ured uret urfe urff urft urre urte urur urut utec uter uttu uutf uuuu

-tree c-tec ccccc ccett cduce ceded ceder cedr- cedre ceede ceere cefcu cerc- cerce cerec cered cerer ceret cerre certe cette cfu-e crece crede creed creer creft crete cretu creu- creue cruce crude cruet crufe cruft crure ctree cttee cudde cufeu cuffe cufre curce cured curer curet curre cutcu cutee cuter d-cru ddddd decet decur dedde dedee deder dedur dedut deece deede deefe deeff deere defce defed defer defet deffe derce derde dered derre derue deter detre dette detur deuce deure deut- drdre dredd drede dreed dreff dreft drere druce drude duded duder duduc duere duerr duete duett dufur dured duree durer duret durre durte durtu dutte e-dee ectfe edder eddre edere edred educe educt eeeee eefde eerde ef-tu efere efetf effed effer effet efter efuru efutu erdec erdre erdut erect erede erere erfde erred errtu erte erter eruct etete etree etter etude eturu eucre eurre fedde fedee feder feere ferce ferde fered feret ferr- ferre ferte feted feter fette feued feuer feute frede freed freer freet frere frett freud freur fruct frude frute ftrtt fu-fu fudde fuddu furde furud futur recce reced recet rect- recte recue recur recut redde reder redur reece reede reefe reeft reere refed refer refet reffe refut rerde rere- reree reret reted retee reter