-tree c-cor c-p-c c-pop c-tec ccccc ccett cech ceche cecht ceco- ceere cefor ceoce ceoor cepet cepot ceppo cerc- cerce cerco cerec cerer ceret cero- ceroc cerre cerro certe ceto- cette cfhof chech cheep cheer cheet chefe cheff cheho chehr cheo chepe chepo chere chero cherp chert chete cheth cheto chett chher choco choff choof choop choor chope chopt chor- chore choro chort chote chott co-co co-op cocc- cocce cocco coceo coche cocto coepe coete cofer coffe cofre cohee cohoe cohoo cooch cooee cooer coope coopt coore coote cooth copce copec coper coppe coppo copr- copre copro copte copto corce core- coree corer corfe corfo coro- corop corot corpe corre corte corto cotch coter cothe cott- cotte cotto cpcfc cpctc cphpc crece creep creer creft creo- creop creot crepe crept crete croce croco croft crooe croop croot cropc crope cropo crore crote croth crott cteep ctree cttee e-pro eccho echte ecoff ecorp ectfe ecthr ecto- ector ectot eeeee eepee eetch efere efetf effer effet efore efter ehret eocho eofor eorre epcot eperc epher ephor epoch epopt epote eptfe erech erect erept erere eroor erore eroto error erte erter erthe etche etete ether etho- ethoc etoro etree etter feche fecht feeor feere fefor feher feoff ferce ferch feret ferr- ferre ferro ferte ferth fetch feteh feter feto- fetor fette focer foche focht foore foote force forch fore- foreh foreo foret forro forte forth forto fotch fotte fprot frcpc freeh freep freer freet frere frett froop froot frore frote froth ftrtt h-cho h-tcp hcooh he-he he-ro hecco heche hecht hect- hecte hecto heepe heere heete hefer heffe hefte hehte heore hepco heper hepet hepro hept- hepto herce heroe herpf herpt herre herro herte herth herto hetch heter hethe hetop hette hetto hheth hhfce hhhhh ho-ho ho-oh hocco hoche hoeft hofer hofte hohoe hohot hooce hooch hooer hooft hoope hoore hoort hopeh hoper hoppe hoppo hopto horce horch horhe horre horro horth horto hotch hotep hothe hothr hotot hotte hotto hreoc hrere hroch hropt hrrep hthrt htree httpr o-fer ocftc ocher ochre ochro ocoee ocote ocree octet octo- octor oeco- oeppo oerth offer offof offre offto ofher ofoto ofpop ofter ofthe oh-oh ohchr ohfoo ohrot ohthe oo-er oocre ooher ooooh ooooo oothe opepe opere opeth ophep opoho opper opter opto- optot optto orcet orcop orech oreco oreo- orere orero orfeh orfeo orfoe orfor oroch oroco oroer orphe orret orter ortet orth- orthe ortho ortoo otere otero other othre otoce ototo otpor otter p-rep pcept pcert pctct pecco peche peece peere peert peete peeth pepco pepee peppe pept- pepto perce perch perec perer peret perho perot perre perro perte perth perto petch petco peter petr- petre petro pette petto pforp phccc phecc pheer pheo- phere phfft phofo phore phot- photo phpht phrop phtpp po-po poche pocho pocop poete poher pooch pooer poope poopo poore poort poote popco poper popet popop poppe poppo porch porco porec porer poret poro- porro porte porth porto potch potco potec potee poter potoc potof potoo potop potor potpe potro potte potto prcht prece preco preef preff preop prete preto proch proer profe proff proft proof proor proot prop- prope propp propr propt prore prot- proto prtor ptech pter- ptere ptero ptprc ptpre ptprf ptprh ptpro ptprr ptprt r-co- recce recco recep recet reche recht recpt rect- recte recto reece reech reefe reeft reepe reere reerh reeth refco refer refet reffe reffo rehco reher rehet rehoe repco repec repet repop repor repot reppe repro reprt rere- reree reret retch retee reter rethe retop retro rette retto rheo- rhett rhoeo rhppc ro-ro rocco roche rocht rocor roero roffe rofor rohff rooer roofe rooft roope roore roote roper roppe rorer rotch roter rothe rotho roto- rotor rotot rotte rotto rperf rprop rptor t-pop t-top tecch teche techo teech teepe teeth tefe tehee teoco tepco tepee tepet tepor teppo terce terco teret teror terre terro tert- tetch teter tethe tetr- tetro tette thec- thect theef theer theft theo- theoc theof theor thepe thepo ther- there therf thero therp thete theth thoch thofe thoff thoft thore thoro thorp thorr thort thoth thre- three thref threo threp thret throe throo throp throt thttp to-ho tocco toche toco- toece toeof toerr toeto tofet toffo tofop tofor tofte toher tohoe tohot toore tooth topee toper topet tophe topo- topof topor topot toppo topto torce torch toreo toret torht torpe torpo torre torro torte torto toter tothe toto- totoe totoo totop totte tprot treco treer treet trefe treff trepp trept trere trete trett troch troco troee trofe troff troft troop trop- trope tropo troth trott ttttt