-er -ic c-- ccc ccd cce cci ccr cct ccu cdc cdd cde cdi cdr cdt cdu ce- cec ced cee cei cer cet ceu ci- cic cid cie cii cir cit ciu crc crd cre cri crr crt cru ctc ctd cte cti ctr ctt ctu cuc cud cue cui cur cut cuu dcc dcd dce dci dcr dct dcu ddc ddd dde ddi ddr ddt ddu de- dec ded dee dei der det deu di- dic did die dii dir dit diu drc drd dre dri drr drt dru dtc dtd dte dti dtr dtt dtu duc dud due dui dur dut ec- ecc ecd ece eci ecr ect ecu ed- edc edd ede edi edr edt edu eec eed eee eer eet eic eid eie eii eir eit eiu erc erd ere eri err ert eru etc etd ete eti etr ett etu eu- euc eud eue eui eur eut i-d icc icd ice ici icr ict icu idc idd ide idi idr idt idu ie- iec ied iee iei ier iet iic iid iie iii iir iit iiu ir- irc ird ire iri irr irt iru itc itd ite iti itt itu iu- iuc iud iue iui iur iut rcc rcd rce rci rcr rct rcu rdc rdd rde rdi rdr rdt rdu re- rec red ree rei rer ret reu ric rid rie rii rir rit rrc rrd rri rrr rrt rru rtc rtd rte rti rtr rtt rtu ruc rud rue rui rur rut ruu tcc tcd tce tci tcr tct tcu tdc tdd tde tdi tdr tdt tdu te- tec ted tee tei ter tet teu tic tid tie tii tir tit tiu trc trd tre tri trr trt tru ttc ttd tte tti ttr ttt ttu tuc tud tue tui tur tut tuu ucc ucd uce uci ucr uct ucu udc udd ude udi udr udt udu uec ued uee uei uer uet uic uid uie uii uir uit uiu ur- urc urd ure uri urr urt uru utc utd ute uti utr utt utu uuc uue uur uut uuu

c-cd cccc ccci cccu ccdc ccdi ccdr cced ccee ccic ccid ccii ccir ccrc ccre ccri ccrt cctc cctt ccuc ccut cd-e cd-r cddr cdec cder cdic cdii cdre cec- cece ceci cect cedd cede cedi cedt cedu ceec cer- cerc cerd cere ceri cert cet- cete ceti ceui cicc cici cicr cict cicu cidc cide cidi cidr cidt ciee cier ciid ciii ciit circ cire ciri cirr cirt cite citi citt citu ciuc crcc crce crcr crdc cre- crec cred cree crei cret creu cric crie crit criu crrt crtc crud crue crut ctec ctic ctrc cucc cuce cuci cude cudi cued cuer cui- cuir cuit curd cure curi curr curt cut- cutc cute cutt dccc dcci dcct dccu dcii dctc dddd ddie ddrc ddre dec- decc decd dece deci dect dedd dede dedi dedu deed deer deet deid deie deir deit der- derc dere deri derr dete detr deue deur deut dice dici dict dide didi didu died dier diet dieu diii dird dire dirr dirt dite diti ditt dred dree drei dret dric drie drit drue drui drut druu dtcc dted duce duct dudd dude dudu duer duet duid duir duit dure duri durt duru dute duur duut eccc ecce ecci ecct ecdc eced ecit ecrc ecri ecrr ecru ect- ectc eddc edde eddi ede- edei eder edie edit edru educ edur eede eedu eeee eerc eetc eete eetu eid- eide eidi eidr eidu eiec eied eiei eier eird eire eitc eiti eitr ercc erce erde erdi erec ered erei erer eret eric erie erit eriu errc erre ertu eruc erur etcc etec etee eter etic etre ette etti ettu etui eucd eude euer eur- eurc eure eurt iccc icci iccr icct iccu icdc icdd icde icec iced icee icer icet icrc icre icrr icrt icru icue idce idcr idec ided idee ider idic idid idie idir idrc idre iecc iedr ieet ieie iere ieri iett ieud iicd iide iied iiie iiii iiit iirc iitr iitt iiuc ircc ircd ircu irdc ired iree irer iri- iric irid irie irrc irre irri irte irti itec iter itet itic itie itri itur iucc iuce iuiu rccc rcdc rcde rcet rcic rcid rcrd rctc rcti rder recc recd rece reci recr rect recu redc redd rede redi redr redu reed reet reid reii reir reit reiu rerd rere reri rert reru retd rete reti retr rett reue reut reuu ricc rice rict ridc ridd ride ridi ried rier riet rieu rire riri rite riti ritt ritu riue rred rrrr rtcc rtce rtdt rtee rtei ruce ruci ruct rudd rude rudi rued ruer ruet ruid ruit rurc rurd rure ruri ruru rute ruti rutt rutu ruud tccc tccu tcdd tctc tdri tecr tect tedd tede tedi teec teed teer teet teic teie teir teiu ter- terc tere teri terr teru tete teti tetr tett tetu teut ticc tice tidc tidd tide tie- tied tiee tiei tier tiet tiit tiiu tird tire tiri tirr tiru titc tite titi titt titu trcc tre- trec tred tree trei tret treu tri- tric trie trit trtc trte trtr truc trud true trut truu tter tttt tucc tude tudi tudu tuei tuer tuet tuit tuiu turc turd ture turi turr turt turu tute tuti tutt tutu u-ie ucci ucdc ucdd ucrc ucut uddi uder udet udic udid udir ueir uirr urci urde urdu ure- ured uret uric urie uriu urre urri urte urur urut utec uter utid utri utti uttu uuri uuuu

-tree c-tec ccccc cccii ccett cciii ccitt cdiii cduce ceci- cecie cecri ceded ceder cedie cedr- cedre ceede ceere ceirt cerc- cerce cerci cerec cered cerer ceret ceric cerid cerie cerre certe cetic cette ceuti cicer ciceu cider cidre cietc circe ciric cirie cirr- cirri citec cited citee citer citie citr- citte ciuti crece crede credi creed creer creid crete cretu creu- creue crice cried crier cruce crude cruet crure ctree ctrie cttee cucei cucui cudde