-tree c-cor c-tec ccccc ccell ccett ccrcl ccrel cctrl cech ceche cecht ceco- ceele ceelo ceere celco celer cell- celle cello celo- celte ceoce ceoor ceorl cerc- cerce cerco cerec cerer ceret cero- ceroc cerre cerro certe ceto- cette chech cheel cheer cheet cheho chehr chel- chele chell chelo cheo chere cherl chero chert chete cheth cheto chett chher chloe chlor choco chol- chole choll cholo cholt choor chor- chore chorl choro chort chote chott cleco cleer cleet clerc clere clete cleth cleto clett cloch cloor cloot clore clort clote cloth co-co cocc- cocce cocco coceo coche cochl cocle cocol cocto coel- coelo coete cohee cohoe cohol cohoo colch cole- colee colel coleo coler colet coll- colle collo colo- color colre cooch cooee cooer coole coolo coore coote cooth corce core- coree corel corer coro- corol corot corre corrl corte corto cotch cotel coter cothe cotle cott- cotte cotto crece creel creer crele crell creo- creot crete croce croco croll crooe crool croot crore crote croth crott crrel ctree ctrlc ctrol cttee eccho eccle echte ecole ecolo ecthr ecto- ector ectot eeeee eelco eeler eetch eholt ehret elche elcho elcor elcot elect eleet elele eleo- eleot ellel eller ellet elloe eloee elole eloor elore eloro elote eloth elrec eltro eocho eorre ercol erech erect erere eroor erore eroto errol error erte ertel erter erthe etche etete ethel ether etho- ethoc etoll etool etoro etree ettel etter ettle h-cho hcooh he-he he-ro hecco heche hecht hect- hecte hecto heele heere heete hehte heler helle hello helo- helot helre helte helth heole heore herce herel herle heroe herre herro herte herth hertl herto hetch heter hethe hette hetto hheth hhhhh hhole ho-ho ho-oh hocco hoche hoele hohoe hohol hohot holec holer holet holle hollo holo- holor holte hooce hooch hooer hoole hoore hoort horce horch horel horhe horle horol horre horro horth horto hotch hotel hothe hothr hotol hotot hotte hotto hrcel hreoc hrere hroch hthrt htree lecce lecco leche leece leech leeco leell leere leert lehel leheo lehre lehto lelle leoth lerch lerer leroc lerot letch lethe letot letre lette letto lhtec loche locho loco- locro lohho loler lollo lolol lolth looce looch looer loore loote looth lorch lorel loreo lorer loret lorre lotec lothe lotor lotte lotto ltcol ocelo ocher ochl- ochre ochro ocllo ocoee ocote ocree octet octo- octol octor oeco- oelet oerel oerle oerth oh-oh ohchr ohelo ohler ohrot ohthe oleo- olere olleo oller oltet oltre oo-er oocre ooher ooooh ooooo oothe orcet orech oreco orell oreo- orere orero orhel orlec orlet oroch oroco oroer orret orter ortet orth- orthe ortho ortoo otell otelo otere otero other othre otoce otole otolo ototo otter r-co- rcolo recce recco recet reche recht rect- recte recto reece reech reere reerh reeth rehco reher rehet rehoe relee relet rello relot relte rere- reree reret retch retee retel reter rethe retro rette retto rheo- rhett rhoeo ro-ro rocco roche rocht rocor roell roero rohel rohle roleo rollc rolle rollo rooer roole roore roote rorer rotch rotel roter rothe rotho rotle roto- rotol rotor rotot rotte rotto tcell tecch teche techo teech teele teell teeth tehee telce telco tele- telec teleo teler tell- telle tello telo- teoco teolo teotl terce terco teret teror terre terro tert- tetch tetel teter tethe tetle tetr- tetro tette thec- thect theel theer thele thelo theo- theoc theol theor ther- there therl thero thete theth thoch thole tholl thore thoro thorr thort thoth thre- three threo thret throe throo throt tlell tlett to-ho tocco toche toco- toece toerr toeto toher tohoe tohot toler tolet tolle tollo toloo tolor toole toolt toore tooth torce torch torel toreo toret torht torre torro torte torto totel toter tothe totle toto- totoe totoo totte treco treer treet trele trere trete trett troch troco troee troll troth trott ttttt