idef ider idfc idfp idic idid idie idir idrc idre idrf idtp iecc iedr ieet ieie iere ieri ietf iett ifcd ifcp ifer ific ifid ifit ifrf ifri iicd iide iied iiie iiii iiit iipf iirc iitr iitt ipcc ipce ipct ipdc ipdi ipec iper ipet ipfc ipid ipie ippc ippf ippr ipri iptc ircc ircd irdc irdp ired iree irer irfe iri- iric irid irie irip irpc irpe irrc irre irri irte irtf irti irtp itec itep iter itet itic itie itif itpc itrf itri ittf pccc pcce pcep pcer pcfc pcip pcpp pcrc pcrd pcre pcrf pcte pdci pdcp pdic pdpr pdrc pdtc pece peci pecr pect ped- pede pedf pedi peec peed peep peer peet pefc peff peip peir peit pepd pepe pepi per- perc perd pere perf peri perp perr pert pete peti petr pett pfce pfet pfff pffr pfft pfic pfit pfte picc pice pici picr pict pide pied piep pier piet piff piip pipe pipi pipp pirc pire piri pirr pite pitf piti pitr pitt ppcc ppcd ppci pper ppic ppid ppie ppif pppd pppp pprc pprf pptt prcc prcd prcf prcp pre- prec pred pree pref prep pret prfc pri- prid prie prif prii prpd prrd prri prtc prti prtp prtr ptcc ptdc pter ptpd ptrd ptrf pttc rccc rcdc rcde rcep rcet rcfc rcic rcid rcpd rcpi rcpt rcrd rctc rcti rder rdpc recc recd rece reci recp recr rect redc redd rede redi redr reed reef reep reet refd refe reff refi refr reft reid reif reii reir reit repe repi repp repr rept rerd rere reri rert retd rete reti retr rett rfdi rfef rffc rfic rfid rftc ricc rice rict ridc ridd ride ridi ried rief riep rier riet rife riff rift riif ripd ripe ripi ripp ripr ript rire riri rite riti ritt rpdp rpet rpfc rpii rptd rred rrfc rrif rrrr rtcc rtce rtdt rtee rtei rtfc rttp tccc tcdd tcep tcfc tctc tdff tdri tecr tect tedd tede tedi teec teed teef teer teet tefc teff tefi teft teic teie teip teir tepe tepi tepp ter- terc tere terf teri terp terr tete teti tetr tett tfdc tfec tfpt tftc tftp ticc tice tidc tidd tide tie- tied tiee tief tiei tiep tier tiet tiff tift tiit tip- tipc tipe tipi tipp tipt tird tire tiri tirr titc tite titi titp titt tpcd tpcp tpdf tped tper tpir tppd tppp tppr tpte tptp tptr trcc tre- trec tred tree tref trei tret trfc trfd trfr tri- tric trie trif trip trit trpc trpe trpp trtc trte trtr ttcp tter ttfc ttff tttt

-tree c-p-c c-tec ccccc cccii ccett ccifc cciii ccitt cdiii cdipt ceci- cecie cecri ceded ceder cedie cedr- cedre ceede ceere ceipp ceirt cepci cepet cepic cepie cepii cerc- cerce cerci cerec cered cerer ceret ceric cerid cerie cerre certe cetic cetpd cette cicer cider cidre cietc cifer cifft cifte cipce ciper cippi cipre circe ciric cirie cirr- cirri citec cited citee citer citie citr- citte cpcfc cpctc cpeir crece crede credi creed creep creer creft creid crepe crept crete crice cried crier cripe cript cteep ctree ctrie ctrip cttee dccic dcide ddc-i ddddd decet deci- decie decir dedde dedee deder dedic dedie dedir dedit deece deede deedi deefe deeff deepc deepe deepp deere defce defed defer defet deffe defie deice deidt deiff deipe deite depce derce derde dered deric derpt derre deter detie detre dette diced dicer dicit dicte didee didie didit diece dieci diepe dieri diete dirce dired direr dirfi dirie diter dittd ditti drdre dredd drede dreed dreep dreff dreft dreid dreie drepe drere dride dried drier drife driff drift dripe dript drite e-dee e-fit ecipe ecrit ectfe edder eddic eddie eddir eddit eddre edere edict edidi edifi edred eeeee eefde eeped eepee eerde eerie eetti efere eferi efetf effed effer effet effie efird efrei efter eider eidet eipic eipri eirie eiter eitri eperc epice eppie eptfe erdec erdre erect erede erept erere erfde erice erier eriff eriic erite erred erte erter etete etite etree etter ettie fecit fedde fedee feder feere feier feird ferce ferde ferdi fered feret feric ferid ferie ferit ferr- ferre ferri ferte feted feter feti- fetid fetii fetir fette ficid fided fidei fidic fieee fieri fifed fifer fifie fired firee firei firer firie firit firre fitit fitri fitte frcpc frede fredi freed freei freep freer freet freir freit frere frett frice fride fried frier fripp frite fritt ftrtt ice-t iceci icedt iceit icici icier icter ictic idice idied iecee ieiri iepe ieper ierei iette if-- ifere iffet ifrit ifttt iiiee iiiii iitti iperf ipeti ipiti ippee ippei ircii irece irete irid- iride irite irrep irrit irtec itdid itete itfet itfit itire itrip itter ittre ittti p-rep pcepi pcept pcert pci-e pctct pdiff pedee pedi- pedie pedir peece peere peeri peert peete peice peire peirt pepee peppe peppi pept- perce perci perde perec perer peret peri- peric perid perie perit perre perri perte perti peter petie petit petr- petre petri pette petti picid picr- picti pided piece piede piere pieri piert piiri piped piper pipet pipid pipit pippi pipri pirce piric pirie pirre pirri piter pitie pitip pitre pitri pitti prece preci prede preef preff preid preie preif prepd prete preti price pride pried prief prier prife priit prite priti pritt pter- ptere pteri ptice ptprc ptprd ptpre ptprf ptprr ptprt rcirc recce reced recep recet recip recit recpt rect- recte recti redde reddi reder redid redie redif redip redit reece reede reefe reeft reepe reere reeti refed refer refet reffe refit reice reide reiff reird repec repet repic repit reppe reprt reptd rerde rere- reree reret reric rerip rerir reted retee reter retie retip rette ri-fi ricci riced ricer ridec rided rider ridic riede riefe rieti rifer riife ripec riped riper ripit rippe ririe rperf rripe rtice tcpdf tecic tedef teder tedie teepe teerd tefe teffi teide teiid tepee tepet tepic tepid tepit terce teret terif terre terri tert- teter tetr- tetri tette ti-ti ticci ticer