pire piri piro pirr pite piti pito pitr pitt pitx pixo pixx poce poco poer poet poio poix poop poor poot pop- popc pope popi popo popp popt porc pore pori poro porr port potc pote poti poto pott ppcc ppci pper ppic ppie pppo pppp pprc pptt prcc prcp pre- prec pree prep pret prex pri- prie prii prix pro- proc proe proo prop prot prox prri prtc prti prtp prtr ptcc pter ptop ptox pttc rccc rcep rcet rcic rcpi rcpo rcpt rctc rcti recc rece reci recp recr rect reep reet reii reir reit reop reot repe repi repo repp repr rept rere reri rero rert rete reti reto retr rett rexx ricc rice rico rict riep rier riet riex riot ripe ripi ripp ripr ript rire riri rite riti rito ritt rixc rixe rixo rocc roce roco roer roet roio roir roit rooi roop roor root roox rope ropo rorc rore rori roro rort rotc rote roti roto rotr rott roxo rpet rpii rpix rpoe rrrr rtcc rtce rtee rtei rtex rttp tccc tcep tcpo tctc teco tecr tect teec teer teet teic teie teip teir teor tepe tepi tepp ter- terc tere teri tero terp terr tete teti teto tetr tett tetx text ticc tice tico tie- tiee tiei tieo tiep tier tiet tiit tiop tip- tipc tipe tipi tipo tipp tipt tire tiri tiro tirr titc tite titi tito titp titt tixt toce toci toco toee toei toer toet toie toit toor toot top- tope topi topo topp topt torc tore tori toro torp torr tort torx totc tote toti toto totr tott tox- toxi toxo toxt tpcp tper tpir tppp tppr tpte tptp tptr trcc tre- trec tree trei treo tret trex tri- tric trie trio trip trit trix troc troe troi troo trop trot trox trpc trpe trpp trtc trte trtr ttcp tteo tter ttoe ttop tttt txii txtr xcii xcri xeer xer- xero xert xexe xico xiii xipe xito xixi xoco xoro xorp xote xoxo xpcc xper xpot xpto xrep xtep xtie xtro xxii xxix xxxi xxxo xxxx

-tree c-cor c-p-c c-pop c-tec ccccc cccii ccett cciii ccitt ccxii ceci- cecie ceco- cecri ceere ceipp ceirt ceoce ceoor cepci cepet cepic cepie cepii cepot ceppo cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerre cerro certe cetic ceto- cette cicer cietc ciope cipce cipco ciper cippi cipre cipro circe circo cirex ciric cirie cirio cirr- cirri cirro citec citee citer citie citr- citro citte co-co co-op cocc- cocce cocci cocco coceo cocio cocir cocto coepe coete coice coire coiro coite cooee cooer cooie coope coopt coore coote copce copec copei coper copic copie copii copir copit coppe coppi coppo copr- copre copro copte copto corce core- coree corer corex corie corio coro- coroi corop corot corpe corre corri corte corti corto coter cott- cotte cotto coxie cpctc cpeir crece creep creer creio creo- creop creot crepe crept crete crice crier crio- cripe cript crito croce croci croco croix crooe croop croot cropc crope cropo crore crote crott cteep ctree ctrie ctrip cttee cttoi e-pro ecipe ecori ecorp ecrit ecto- ector ectot eeeee eepee eerie eetti eieio eipic eipri eirie eiter eitri eorre epcot eperc epice epico epopt epote epoxi eppie erect erept erere erice erier eriic erio- erite erixx eroor erore eroto error erte erter etete etext etio- etite etoro etree etter ettie ex-ic excop excpt exect execx exept exert exite exito exopc exopt exore exort exper expro exptr exter extre extro ice-t iceci iceit icici icier icter ictic iecee ieiri iepe ieper ierei ieroe iette iiiee iiiii iitti ioooi ioooo iorio iotic iotit iotti ipcop ipeti ipiti ipopt iport ippee ippei iprex ircii irece irepo irete irico irite irori irpex irrep irrit irtec itero itete itext itire itpro itrip itter ittoo ittre ittti ixopo occii ocice ocoee ocote ocree ocrie octet octic octo- octor oeco- oeiro oeppo oirot oitti oo-er oocre ooioo ooooo oopic oorie opcit opepe opere opici opico opier opiet opio- opir opito opper oppie opter optic optio optix opto- optot optto orcet orcop oreco oreo- oreoi orere orero orexo orice orito oroco oroer oroix oropi orpit orret orter ortet ortoo otere oteri otero otice otoce otori ototo otpor otric otter ottir ottoi oxter oxxio p-o-x p-rep pcepi pcept pcert pci-e pci-x pctct pecco peece peere peeri peert peete peice peire peirt peixe pepco pepee pepoi peppe peppi pept- pepto perce perci perec perer peret peri- peric perie perio perit perot perox perre perri perro perte perti perto petco peter petie petit petr- petre petri petro pette petti petto pexec pexip picco pico- picoe picot picr- picro picti picto piece piere pieri piero piert piiri piotr piper pipet pipex pipit pippi pippo pipri pirce pirex piric pirie pirix pirot pirre pirri pirro piter pitie pitio pitip pitot pitre pitri pitti pitto pixie po-po pocop pocri poeir poete poeti poiet poire poite pooer poope poopo poore poori poort poote popco poper popet popex popoi popop poppe poppi poppo porco porec porer poret poro- poroi porri porro porte porto potco potec potee poter potoc potoo potop potor potpe potro potte potti potto pppox ppxii prece preci preco preie preop prete preti preto price prier priit prior prite priti pritt proer proix proor proot prop- prope propp propr propt prore prot- proti proto proxi prtor pter- ptere pteri ptero ptice ptprc ptpre ptpro ptprr ptprt r-co- rcirc recce recco recep recet recio recip recit recpt rect- recte recti recto reece reepe reere reeti reice reorx reoti repco repec repet repic repit repop repor repot reppe repro reprt rere- reree reret reric rerip rerir retee reter retex retie retip retop retox retro rette retto rexer ricci ricco ricer rieti ripec riper ripio ripit rippe ririe rixoi ro-ro rocco rocio rocor roero roiot roite rooer roope roore roote roper roppe rorer roric roter rotie roto- rotor rotot rotox rotte rotti rotto roxie roxio rprop rptor rripe rtext rtice t-pop t-rex t-top tecic teepe teito teoco tepco tepee tepet tepic