-er c-- ccc cce ccf cco ccr cct ccu ce- cec cee cef ceo cer cet ceu cfc cfe cff cfo cfr cft cfu co- coc coe cof coo cor cot cou crc cre crf cro crr crt cru ctc cte ctf cto ctr ctt ctu cuc cue cuf cuo cur cut cuu ec- ecc ece ecf eco ecr ect ecu eec eee eef eeo eer eet ef- efc efe eff efo efr eft eo- eoc eoe eof eoo eor eot eou erc ere erf ero err ert eru etc ete etf eto etr ett etu eu- euc eue euf eur eut fcc fce fcf fco fcr fct fcu fec fee fef feo fer fet feu ffc ffe fff ffo ffr fft ffu foc foe fof foo for fot fou frc fre frf fro frr frt fru ftc fte ftf fto ftr ftt ftu fue fuf fuo fur fut fuu oc- occ ocf oco ocr oct ocu oec oee oef oeo oer oet of- ofc ofe off ofo ofr oft ofu oo- ooc oof ooo oor oot or- orc ore orf oro orr ort oru ot- otc ote otf oto otr ott otu ou- ouc oue ouf ouo our out rcc rce rcf rco rcr rct rcu re- rec ree ref reo rer ret reu rfc rfe rff rfo rfr rft rfu roc roe rof roo ror rot rou rrc rrf rrr rrt rru rtc rte rtf rto rtr rtt rtu ruc rue ruf ruo rur rut ruu tcc tce tcf tco tcr tct tcu te- tec tee tef teo ter tet teu tfc tfe tff tfo tfr tft tfu to- toc toe tof too tor tot tou trc tre trf tro trr trt tru ttc tte ttf tto ttr ttt ttu tuc tue tuf tuo tur tut tuu ucc uce ucf uco ucr uct ucu uec uee uef uer uet ufc ufe uff ufo ufr uft ufu uoc uoe uoo uor uot ur- urc ure urf uro urr urt uru utc ute utf uto utr utt utu uuc uue uur uut uuu

cccc cccf cccu ccee ccfc ccff ccoc ccrc ccre ccrf ccrt cctc cctt ccuc ccut cec- cece ceco cect ceec cef- cefc ceor ceou cer- cerc cere cerf cero cert cet- cete ceto cfcf cfco cffr cfor cfre cfrt cftc cfte cftr coce coco coct cocu cofc cofe coff coft coof coot cor- corc core corf coro corr cort cotc cote coto cott cotu coue cour cout crcc crce crcr cre- crec cree creo cret creu crfc croc croe croo cror crot crrt crtc crtf crue crut ctcf ctec ctfc ctfo ctor ctot ctrc cucc cuce cuer cufc cuff cufo cure curf curo curr curt cut- cutc cute cuto cutt eccc ecce ecco ecct ecef ecfc ecfr eco- ecot ecou ecrc ecrf ecrr ecru ect- ectc ectf ecto eeee eefe eeoc eerc eero eetc eete eetu efco efeo efet efor eft- eftu eore eotc eoto ercc erce erec erer eret erfc erft eroc eroe eroo errc erre erro ertu eruc erur etcc etco etec etee eter etfc etfe etoe etre etro ette etto ettu euer eufc eur- eurc eure euro eurt fccf fcot fcto fece fect feer feet fefc fefe feff fefo feof ferc fere fero ferr fert feru fete fetr fett fetu ffcc ffee ffff ffrr fftf foce foco foer fofo foof foot for- fore foro forr fort fote foto fott four fout frcc free freo fret frfc froe frot frou frue ft-c fter ftfc ftuc fuc- fuct fuet fufc fuff fufu fuor fur- fure furo furr furt fute futo futu o-eo occc occt oce ocee ocef ocet ocre ocro ocrr oct- octe octo ocur oec- oecc oeec oere oeuf ofcr ofer off- offc offe offo offr offu ofor ofre oocr ooer ooff oooo oore oort orce orco ore- orec oreo orer orfe orff orfu oro- oroe orof oror orot orro ortc orte orto otee oter otfc oto- otoe otof otoo otor otre otro otte otto ottu otur oucc ouer oufc oufe ouff our- oure ouro ourt out- oute outo ouu- rccc rcet rcfc rctc recc rece recr rect recu reef reet refe reff refr reft refu reof reot reou rere rero rert reru rete reto retr rett reue reuf reut reuu rfef rffc rftc rocc roce roco roer roet rofc rofe roff rofo roof roor root rorc rore roro rort roru rotc rote roto rotr rott roue rouf rout rrfc rrrr rtcc rtce rtee rtfc ruce ruct ruer ruet rufc rufe ruff rufo ruft rurc rure ruro ruru rute ruto rutt rutu tccc tccu tcfc tctc teco tecr tect teec teef teer teet tefc teff teft teor ter- terc tere terf tero terr teru tete teto tetr tett tetu teut tfcu tfec tfot tftc toce toco toee toer toet toff tofo toft tofu toof toor toot torc tore torf toro torr tort toru totc tote toto totr tott tour tout trcc tre- trec tree tref treo tret treu trfc trfr troc troe troo trot trou trtc trte trtr truc true trut truu tteo tter ttfc ttff ttoe tttt tucc tuco tuer tuet tufc tufe tuff tufo tuft tufu tuor turc ture turf turo turr turt turu tute tuto tutt tutu tuuo ucrc ucut ufcu ufer uffe uocc uofo uor- uore ure- uret urfe urff urft uro- uroo urre urte urur urut utec uter utfo utor utto uttu uuoc uutf uuuu

-tree c-cor c-tec ccccc ccett ceco- ceere cefcu cefor ceoce ceoor cerc- cerce cerco cerec cerer ceret cero- ceroc cerou cerre cerro certe ceto- cette cfour cfu-e co-co cocc- cocce cocco coceo cocto cocur coete coeur cofer coffe cofre cofur cooee cooer coore coote corce core- coree corer coreu corfe corfo corfu coro- corot corre corte corto coter cott- cotte cotto cottu couco couer coure court couru couto coutu crece creer creft creo- creot crete cretu creu- creue croce croco croft crooe croot crore crote crott crout cruce cruet crufe cruft cruor crure ctree cttee cuero cueto cufeu cuffe cufre cuoco cuore curce curer curet