-er -ol c-- ccc cce ccf ccl cco ccr cct ce- cec cee cef cel ceo cer cet cfc cfe cff cfl cfo cfr cft cl- clc cle clf cll clo clr clt co- coc coe cof col coo cor cot crc cre crf crl cro crr crt ctc cte ctf ctl cto ctr ctt ec- ecc ece ecf ecl eco ecr ect eec eee eef eel eeo eer eet ef- efc efe eff efl efo efr eft elc ele elf ell elo elr elt eo- eoc eoe eof eol eoo eor eot erc ere erf erl ero err ert etc ete etf etl eto etr ett fcc fce fcf fcl fco fcr fct fec fee fef fel feo fer fet ffc ffe fff ffl ffo ffr fft flc fle flf fll flo flr flt foc foe fof fol foo for fot frc fre frf frl fro frr frt ftc fte ftf ftl fto ftr ftt lcc lce lcf lcl lco lcr lct lec lee lef lel leo ler let lfc lfe lff lfl lfo lfr lft llc lle llf lll llo llr llt loc loe lof lol loo lor lot lrc lrf lro lrr lrt ltc lte ltf ltl lto ltr ltt oc- occ ocf ocl oco ocr oct oec oee oef oel oeo oer oet of- ofc ofe off ofl ofo ofr oft olc ole olf oll olo olt oo- ooc oof ool ooo oor oot or- orc ore orf orl oro orr ort ot- otc ote otf otl oto otr ott rcc rce rcf rcl rco rcr rct re- rec ree ref rel reo rer ret rfc rfe rff rfl rfo rfr rft rlc rle rlf rll rlo rlr rlt roc roe rof rol roo ror rot rrc rrf rrl rrr rrt rtc rte rtf rtl rto rtr rtt tcc tce tcf tcl tco tcr tct te- tec tee tef tel teo ter tet tfc tfe tff tfl tfo tfr tft tlc tle tlf tll tlo tlr tlt to- toc toe tof tol too tor tot trc tre trf trl tro trr trt ttc tte ttf ttl tto ttr ttt

cccc cccf cccl ccee ccel ccfc ccff ccfl cclc ccoc ccrc ccre ccrf ccrl ccrt cctc cctl cctt cec- cece ceco cect ceec ceel cef- cefc cel- celc cele celf cell celo celt ceol ceor cer- cerc cere cerf cerl cero cert cet- cete ceto cfcf cfcl cfco cffr cfor cfre cfrt cftc cfte cftl cftr clec clee clef cleo cler clet cloe clof cloo clor clot clro cltc coce coco coct coel cofc cofe coff coft col- cole coll colo colt coof cool coot cor- corc core corf corl coro corr cort cotc cote coto cott crcc crce crcr cre- crec cree creo cret crfc crfl crlf croc croe crol croo cror crot crrt crtc crtf crtl ctcf ctec ctfc ctfo ctle ctol ctor ctot ctrc ctrl e-cl eccc ecce eccl ecco ecct ecef ecfc ecfr eclt eco- ecol ecot ecrc ecrf ecrl ecrr ect- ectc ectf ecto eeee eefe eefl eele eeoc eerc eero eetc eete efco efeo efet efor eft- elce elco elec elee elef eleo eler elet elfc elfe elft elle ello elro elte elto eole eolo eore eorl eotc eoto ercc erce erec erel erer eret erfc erft erle erll eroc eroe erol eroo errc erre erro ertl etcc etco etec etee etel eter etfc etfe etoe etre etro ette etto fccf fcot fcto fece fect feel feer feet fefc fefe feff fefo fele felf fell felo felt feof ferc fere fero ferr fert fete fetr fett ffcc ffee ffff ffrr fftf flcl flee fler flet floc floe floo flor flot foce foco foer fofo folc fole foll folo folr folt foof fool foot for- fore forl foro forr fort fote foto fott frcc free freo fret frfc froe frol frot ft-c ft-l fter ftfc lccc lcce lcer lcfc lcfr lcor lcrl lctl lcto lece leco lect leef leel leer leet lefe leff left lele lell lelo leoc leof leor lerc lere lero lert lete leto lett lfcc llcc llef llet lllc llll lloc lloo locc loce loco lofe loff loft lole loll lolo looc looe loof lool loor loot lore loro lote lotl loto lotr lott lrfc lroc lrrc lrrr ltcc ltee ltfc lttc lttr o-eo occc occt oce ocee ocef ocet oclc ocre ocrl ocro ocrr oct- octe octo oec- oecc oeec oele oere ofcl ofcr ofer off- offc offe offo offr ofor ofre olcc ole- olef oleo oler olet olfe olle ollo olof olor olot oocr ooer ooff oolo oooo oore oort orce orco ore- orec orel oreo orer orfe orff orle orlo oro- oroe orof oror orot orro ortc orte orto otcl otee oter otfc oto- otoe otof otoo otor otre otro otte otto rccc rcet rcfc rcle rctc recc rece recr rect reef reel reet refe reff refl refr reft rele rell relo relt reof reol reot rere rero rert rete reto retr rett rfef rffc rffl rftc rlee rlef rocc roce roco roel roer roet rofc rofe roff rofl rofo role rolf roll rolo rolt roof rool roor root rorc rore roro rort rotc rote rotl roto rotr rott rrfc rrle rrrr rtcc rtce rtee rtfc rtle rtlt tccc tcfc tctc tecl teco tecr tect teec teef teel teer teet tefc teff tefl teft tel- telc tele tell telo telt teor ter- terc tere terf tero terr tete teto tetr tett tfec tfot tftc tlco toce toco toee toer toet toff tofo toft tol- tole toll tolo tolt toof tool toor toot torc tore torf toro torr tort totc tote toto totr tott trcc trcl tre- trec tree tref treo tret trfc trfr troc troe troo trot trtc trte trtr tteo tter ttfc ttff ttoe tttt

-tree c-cor c-tec ccccc ccell ccett cclef ccrcl ccrel cctrl ceco- ceele ceelo ceere cefor celco celer cell- celle cello celo- celte ceoce ceoor ceorl cerc- cerce cerco cerec cerer ceret cero- ceroc cerre cerro certe ceto- cette cfler clcff