-er c-- ccc cce ccl ccr cct ccu ce- cec cee cel cer cet ceu cl- clc cle cll clr clt clu crc cre crl crr crt cru ctc cte ctl ctr ctt ctu cuc cue cul cur cut cuu ec- ecc ece ecl ecr ect ecu eec eee eel eer eet elc ele ell elr elt elu erc ere erl err ert eru etc ete etl etr ett etu eu- euc eue eul eur eut lcc lce lcl lcr lct lcu lec lee lel ler let leu llc lle lll llr llt llu lrc lrr lrt lru ltc lte ltl ltr ltt ltu luc lue lul lur lut luu rcc rce rcl rcr rct rcu re- rec ree rel rer ret reu rlc rle rll rlr rlt rlu rrc rrl rrr rrt rru rtc rte rtl rtr rtt rtu ruc rue rur rut ruu tcc tce tcl tcr tct tcu te- tec tee tel ter tet teu tlc tle tll tlr tlt tlu trc tre trl trr trt tru ttc tte ttl ttr ttt ttu tuc tue tul tur tut tuu ucc uce ucl ucr uct ucu uec uee uel uer uet ulc ule ull ulr ult ulu ur- urc ure url urr urt uru utc ute utl utr utt utu uuc uue uur uut uuu

cccc cccl cccu ccee ccel cclc ccrc ccre ccrl ccrt cctc cctl cctt ccuc ccut cec- cece cect ceec ceel cel- celc cele cell celt cer- cerc cere cerl cert cet- cete clec clee cler clet cleu cltc clue clut crcc crce crcr cre- crec cree cret creu crrt crtc crtl crue crut ctec ctle ctrc ctrl cucc cuce cuer culc cule cull cult cure curl curr curt cut- cutc cute cutt e-cl eccc ecce eccl ecct eclt ecrc ecrl ecrr ecru ect- ectc eeee eele eerc eetc eete eetu elce elec elee eler elet elle ellu elte elue elul ercc erce erec erel erer eret erle erll errc erre ertl ertu eruc erur etcc etec etee etel eter etre ette ettu euer eule eur- eurc eure eurt lccc lcce lcer lcrl lctl le-u lece lect leel leer leet lele lell lelu lerc lere lert lete lett leuc leur llcc llet lleu lllc llll lrrc lrrr ltcc ltee lttc lttr ltuc luce luer lule lull lulu lure lurt lute rccc rcet rcle rctc recc rece recr rect recu reel reet rele rell relt rere rert reru rete retr rett reue reul reut reuu rlee rleu rrle rrrr rtcc rtce rtee rtle rtlt ruce ruct ruel ruer ruet rule rull rurc rure ruru rute rutl rutt rutu tccc tccu tctc tcul tecl tecr tect teec teel teer teet tel- telc tele tell telt telu ter- terc tere terr teru tete tetr tett tetu teut trcc trcl tre- trec tree tret treu trtc trte trtr truc true trut truu tter tttt ttul tucc tuel tuer tuet tule tull tulu turc ture turr turt turu tute tutl tutt tutu ucel ucrc ucut uele uell ulcc ulee ulle ullr ultt ulul ure- uret urle urre urte urur urut utec utel uter uttu uulu uuuu

-tree c-tec ccccc ccell ccett ccrcl ccrel cctrl ceele ceere celer cell- celle celte cerc- cerce cerec cerer ceret cerre certe cette cleer cleet clerc clere clete clett clue- cluer clurr clute clutt crece creel creer crele crell crete cretu creu- creue creul crrel cruce cruel cruet crule crull crure ctree ctrlc cttee ctulu culet culle cullu culur curce curel curer curet curle curll curlu curre cutcu cutee cuter cutle cuuel eccle eeeee eeler elect eleet elele eleut ellel eller ellet ellul elrec elulu eluru elute erect erere errtu erte ertel erter eruct etete etree ettel etter ettle eturu eucre euell euler eurel eurre lecce leece leell leere leert leleu lelle lerer letre lette letur leuc- leuce lucee lucet lucre lucur lulec lulle lulte luluc lulul lurer lurue lute- luter lutte recce recet rect- recte recue recur recut reece reere relee relet relte relue rere- reree reret retee retel reter rette reuel reuer reuet reule reute rucer rucul ruele ruell ruere ruete ruler rurec ruter rutle rutte rutul ruule ruutu tcell tecul teele teell telce tele- telec teler teleu tell- telle terce teret tereu terre tert- tetel teter tetle tetr- tette tlell tlett treer treet trele trere trete trett treut truce truel truer trule trull trute ttttt tucet tuctu tuell tuelt tulce tulet tulle turel turet turle turre turtu turul turut tutee tutel tutle tutte tuuru u-cee uccel uccle ucell uclue ulcer ullet ullur ultre ululu uluru urcel urelu urtel urter urtlu uruce urucu urutu uter- utter uttur uturu uuuuu

-elect cecele ceecee ceeler celler cellu- celtel celter celure cercle cerete cerler ceruce cerule cleere clerre clerte cleure clucer cluett clutte creete crelle cruell culler cullet cultel cultre curete curler curlet currer curret curtel curter curtle curule cutcut cutler cutlet cuttee cutter cuttle eclect eculee eerect eeuler electr eleele ellett elutec errett etcetc ettutu euller eutere leccer lecter leelee leerer leetle lerret letter lettre letuce lucule luller lurulu lutece lutter luttre r-tree re-let reclue recrue recuer recule recull recure recurt reeler reeuel relece relect reller relleu reluce reluct rereel rerule retece reteer reteet retell retere retree retret rettel retter rettur returu reuele reuere reuler reulle reuter reutte ruelle ruller rurutu ruttee rutter ruttle t-cell t-tree teetee teeter telcel telele telete teleut tellee teller tellur tercel tercer tercet terete terrel terrer terret terter tertre teruel tetele tetete tetter teucer teutul tr-rec treece treete tretee trette treuce truett trulle tuelle turlet turrel turret turtle turtur turucu tururu tutele tuteur tutter tuttle tuttul tuttut ullucu ureltu ureter urette utelle uteute

ceercle celerer cellere cellul- cellule celtuce cert-ee cleerte clerete clutter creeler creetur creuell creuett crucell crueler cruller crutter cuculle culetre culture curette curlure currere cuteler cuttler ecuelle electee electer electr- electre eleuter erecter et-tell leclerc leclere lectuce lecture letrure letterc lettere letterl lettret lettuce lletter lucelle luceret lucette lucrece reclere recluce recrute reculer recurer reelect reerect reteere reterre retrete rettert reutter ructure tec-tec tecture teercel telectu