-er -ey c-- ccc ccd cce cco ccr cct cdc cdd cde cdo cdr cdt cdy ce- cec ced cee ceo cer cet cey co- coc cod coe coo cor cot coy crc crd cre cro crr crt cry ctc ctd cte cto ctr ctt cty cyc cyd cye cyo cyr cyt dcc dcd dce dco dcr dct ddc ddd dde ddo ddr ddt ddy de- dec ded dee deo der det dey doc dod doe doo dor dot doy drc drd dre dro drr drt dry dtc dtd dte dto dtr dtt dty dy- dyc dyd dye dyo dyr dyy ec- ecc ecd ece eco ecr ect ed- edc edd ede edo edr edt edy eec eed eee eeo eer eet eey eo- eoc eod eoe eoo eor eot erc erd ere ero err ert ery etc etd ete eto etr ett ety eyc eyd eye eyo eyr eyt oc- occ ocd oco ocr oct odc odd ode odo odr odt oec oed oee oeo oer oet oey oo- ooc ood ooo oor oot or- orc ord ore oro orr ort ory ot- otc otd ote oto otr ott oyd oye oyo rcc rcd rce rco rcr rct rdc rdd rde rdo rdr rdt rdy re- rec red ree reo rer ret rey roc rod roe roo ror rot roy rrc rrd rrr rrt rtc rtd rte rto rtr rtt rty ry- ryc ryd rye ryo ryr ryy tcc tcd tce tco tcr tct tdc tdd tde tdo tdr tdt tdy te- tec ted tee teo ter tet tey to- toc tod toe too tor tot toy trc trd tre tro trr trt try ttc ttd tte tto ttr ttt tty tyc tyd tye tyo tyr tyt ycc ycd yce yco ycy yde ydo ydt ydy yec yed yee yeo yer yet yey yoc yod yoe yoo yor yot yoy yrc yre yro yrt ytc ytd yte yto ytr ytt yyc yye yyt yyy

c-cd cccc ccdc ccdr cced ccee ccoc ccod ccrc ccre ccrt cctc cctt cd-e cd-r cddr cdec cder cdot cdre cec- cece ceco cect cedd cede cedo cedt cedy ceec ceor cer- cerc cerd cere cero cert cery cet- cete ceto coce coco coct codd code cody coed cood coot cor- corc cord core coro corr cort cory cotc cote coto cott coty coyo coyr coyt crcc crce crcr crdc cre- crec cred cree creo cret croc crod croe croo cror crot croy crrt crtc cry- cryo ctec ctor ctot ctrc cyc- cycc cyre cyrt cyt- cyte cyto cyy- cyyc dc-y dccc dcct dctc dddd ddoc ddot ddrc ddre ddry dec- decc decd dece deco dect dedd dede dedo deed deer deet deor der- derc dere dero derr dery dete deto detr deye deyo deyr doce doco doct dod- dodd dode dodo dody doer dood door doot dorc dord dore doro dorr dort dory dotd dote doto dott doty doye doyo dred dree dret drey drod drot droy dry- drye dtcc dted dtor dtot dycd dyce dydd dyde dyed dyer dyey dyo- dyoo dyor dyot dyr- dyrc dyre dyro dyrt dyt- dytc dyty dyyr eccc ecce ecco ecct ecdc eced eco- ecod ecot ecrc ecrr ect- ectc ecto ecyd eddc edde eddo eddy ede- eder edoc edod eede eeee eeoc eerc eero eery eetc eete eocd eode eore eotc eotd eoto ercc erce erde erec ered erer eret eroc erod eroe eroo errc erre erro eryc erye etcc etco etec etee eter etoe etoy etre etro ette etto etty eyec eyed eyer eyet eyey eyot eyre eyry eyte eyyr o-eo occc occt oce oced ocee ocet ocre ocro ocrr oct- octe octo octy oddd oddy oded odeo oder odet odoo odor odot odry odyr oec- oecc oedo oeec oere oeye oeyo oocr ooer oooo oord oore oort oory ooty orce orco orde ordo ore- orec ored oreo orer orey oro- oroe oror orot oroy orro orry ortc orte orto otcd oted otee oter oto- otoe otoo otor otoy otre otro otry otte otto otyr oyce oyee oyer oyre rccc rcdc rcde rcet rcrd rctc rcyc rder rdoc recc recd rece recr rect recy redc redd rede redo redr redy reed reet reod reot rerd rere rero rert rery retd rete reto retr rett rety reyd reye rocc roce roco rodd rode rodo rody roed roer roet roey rood roor root rorc rore roro rort rory rotc rote roto rotr rott roty royd roye royt rred rrrr rtcc rtce rtdt rtee ryde rydy ryet ryot rytt ryyt tccc tcdd tctc tdor teco tecr tect tedd tede tedy teec teed teer teet teor ter- terc tere tero terr tery tete teto tetr tett teye teyr to-y toce toco todd tode todo todt tody toed toee toer toet toey tood toor toot torc tord tore toro torr tort tory totc totd tote toto totr tott toty toyo toyt trcc tre- trec tred tree treo tret trey troc trod troe troo trot troy trtc trte trtr try- trye tryo tteo tter ttoe ttoy tttt ttyd tyce tyco tydd tyde tydy tyee tyer tyet tyr- tyre tyro tyrr tytd tyte tyto tytt tyty yccc ycee yctc ydee ydre ydyt yedd yede yedo yeed yeer yeet yeot yerd yere yero yerr yert yery yete yeto yett yeye yeyo yeyr yode yodo yood yoot yord yore yoro yort yory yote yott yoye yoyo ytre yyyy

-tree c-cor c-dot c-tec ccccc ccett ccoyo ceco- cecyt ceddo ceded ceder cedor cedr- cedre cedro cedry cedyr ceede ceedo ceere ceoce ceoor cerc- cerce cerco cerdo cerec cered cerer ceret cero- ceroc cerre cerro certe certy ceto- cette cetty co-co co-ed cocc- cocce cocco coceo cocto codco codde coddy codec coded coder codo coete coode cooed cooee cooer cooey coord coore coote cooty corce corcy corde cordy core- cored coree corer corey coro- corod corot corre corry corte corto cory- coted coter cott- cotte cotto cotty coyed coyer coyet coyte crece crecy crede credo creed creer creo- creot crete croce croco crocy crode crodo crood crooe