lcfc lcfr lcls lcor lcrl lcrs lcsc lcsr lctl lcto lcts lece leco lect leef leel leer lees leet lefe leff left lele lell lelo leoc leof leor leos lerc lere lero lert lese less lest lete leto lets lett lfcc lfts llcc llcs llef lles llet lllc llll lloc lloo locc loce loco locs loes lofe loff loft lole loll lolo lols looc looe loof lool loor loos loot lore loro lors losc lose loso loss lost lote lotl loto lotr lots lott lrcs lrfc lroc lrrc lrrr lrse lrst lrts ls-r lsco lscs lses lset lsfc lsof lsrc lsso lssr lsts ltcc ltcs ltee ltfc ltrs ltsr lttc lttr o-eo occc occt oce ocee ocef ocet oclc ocos ocre ocrl ocro ocrr ocrs oct- octe octo octs oec- oecc oeec oele oere oers oese oest ofcl ofcr ofer off- offc offe offo offr offs ofor ofre ofst olcc ole- olef oleo oler oles olet olfe olfs olle ollo olof olor olos olot olst oocr ooer ooes ooff oofs oolo oooo ooos oore oort oose oost oots orce orco orcs ore- orec orel oreo orer ores orfe orff orfs orle orlo oro- oroe orof oror oros orot orro orrs orse orso ortc orte orto orts oscc osce oscl osco osec osee osel oser oses oset oslo osoo osor osos osro osse osso ostc oste ostr osts otcl otee oter otes otfc oto- otoe otof otoo otor otos otre otro otrs otse otso otte otto otts rccc rccs rcet rcfc rcle rcls rcos rcsc rcsl rcss rctc rcts recc rece recr recs rect reef reel rees reet refe reff refl refr refs reft rele rell relo rels relt reof reol reos reot rere rero rers rert rese reso ress rest rete reto retr rets rett rfef rffc rffl rftc rlcs rlee rlef rlls rocc roce roco rocs roel roer roes roet rofc rofe roff rofl rofo role rolf roll rolo rolt roof rool roor roos root rorc rore roro rort rosc rose roso ross rost rotc rote rotl roto rotr rots rott rrfc rrle rrrr rscc rscs rsee rsfc rslc rsos rsre rssl rsts rtcc rtce rtee rtes rtfc rtle rtls rtlt rtss rtts s-os sccc scce sccl sccs scct scec scee scel scer scet scfc scfe scl- sclc scls scol scoo scor scot scr- scrc scre scrs scsc scsl scso scsr scst sctc sctl scto sctr scts se-c se-e se-f se-o se-s se-t sec- secc sece seco secr secs sect seec seef seel seer sees seet seff sefl seft sele self sell selo sels selt seoc seol serc sere serf sero serr sers sert sesc sese seso sess sest set- setc sete setf setl seto sets sett sfcc sfco sfcs sfer sffc sflc sfls sfor sfos sfrc sfro sfss sfts slcc slee sler sles slet slft sloc sloe sloo slos slot slrc slre slrs slsc slst slts soce socl soco socr socs soec soel soeo soes sofo soft sole solf soll solo solr sols solt soof sool soor soos soot sore soro sorr sors sort sose soso soss sost sotc sote sotl soto sots srcc srct srec sreo sres srfc sros srtr sscc ssce sscs ssec ssee sses sset ssfc ssfl sslc ssle sslt ssoc ssot ssrc ssrl ssrs sssc sssf ssss sstc sstl ssts stcc stcs stec stee stef stel steo ster stes stet stfc stlc stle stlo stlt stoe stof stol stoo stor stos stot strc stre stro strs stsf stss sttc sttr tccc tcfc tcos tctc tcts tecl teco tecr tecs tect teec teef teel teer tees teet tefc teff tefl teft tel- telc tele tell telo tels telt teor teos ter- terc tere terf tero terr ters tesc tese tesl teso tess test tete teto tetr tets tett tfec tfot tfrs tfss tftc tlco tlos tlrs toce toco toee toer toes toet toff tofo toft tol- tole toll tolo tolt toof tool toor toos toot torc tore torf toro torr tors tort tosc tose toso toss tost totc tote toto totr tots tott trcc trcl tre- trec tree tref treo tres tret trfc trfr troc troe troo tros trot trst trtc trte trtr tscc tsec tses tset tsfc tsfl tsol tsos tsse tssf tssr tsst tstc tsts tteo tter ttfc ttff ttoe ttss tttt

-tree c-cor c-fos c-tec ccccc cccsl ccell ccett cclef ccrcl ccrel cctrl ceco- cecos ceele ceelo ceere ceese cefor celco celer celes cell- celle cello cells celo- celos celse celso celss celte celts ceoce ceoor ceorl ceose cerc- cerce cerco cercs cerec cerer ceres ceret cerfs cero- ceroc ceros cerre cerro cerrs cerse cerss certe certs cesce cescr cesse ceste cests cetes ceto- cette cfler clcff cleco cleef cleer cleet clefe clefs cleft cleos clerc clere cless clete cleto clett cloes cloff cloof cloor cloos cloot clore clort close closo closs clost clote clots co-co cocc- cocce cocco coceo cocle cocol cocos cocto coel- coelo coels coers coest coete cofer coffe coffs cofre cole- colee colef colel coleo coler coles colet colfe coll- colle collo colls colo- color colos colre colts cooee cooer coofs coole coolo cools coore coors coost coote coots corce core- coree corel corer cores corfe corfo coro- corol corot corre corrl corrs corse corso corss corte corto corts cosco cosec coser coses coset cosse cost- coste costo costs cotel coter cotes cotle cotos cotso cott- cotte cotto cotts crece creel creer crees creft crele crell creo- creos creot cresc crese creso cress crest crete crlcs croce croco crocs croes croft croll crooe crool croos croot crore crose cross crost crote crots crott crrel crres cselt csere cstcc ctcfl ctree ctrlc ctrls ctrol cttee eccle ecoff ecole ecolo ecots ecser ectfe ecto- ector ectot eeeee eelco eeler eeros eesof ef-ts efere efetf effer effet effts efore eftel efter elcor elcot elecs elect eleet elefs elele eleo- eleos eleot elers eless elest elets ellel eller elles ellet elloe ellos eloee eloff elole eloor elore eloro eloso elote elrec elros elser elses elsol eltro eltrs eofor eorre eoste ercol erecs