-er -ey eee eef eep eer eet eey ef- efe eff efi efp efr eft eie eif eii eip eir eit ep- epe epf epi epp epr ept ere erf eri erp err ert ery ete etf eti etp etr ett ety eye eyp eyr eyt fee fef fei fep fer fet fey ffe fff ffi ffp ffr fft ffy fie fif fii fip fir fit fpe fpi fpp fpr fpt fpy fre frf fri frp frr frt fry fte ftf fti ftp ftr ftt fty fy- fye fyi fyp i-f ie- iee ief iei iep ier iet iey ife iff ifi ifp ifr ift ify iie iif iii iip iir iit ipe ipf ipi ipp ipr ipt ipy ir- ire irf iri irp irr irt iry ite itf iti itp itt ity iye iyr iyt iyy p-p pee pef pei pep per pet pey pfe pff pfi pfp pfr pft pfy pie pif pii pip pir pit ppe ppf ppi ppp ppr ppt pre prf pri prp prr prt pry pt- pte ptf pti ptp ptr ptt pty py- pye pyf pyr pyt re- ree ref rei rep rer ret rey rfe rff rfi rfp rfr rft rie rif rii rip rir rit riy rpe rpf rpi rpp rpr rpt rrf rri rrp rrr rrt rte rtf rti rtp rtr rtt rty ry- rye ryf ryr ryy te- tee tef tei tep ter tet tey tfe tff tfi tfp tfr tft tie tif tii tip tir tit tiy tpe tpf tpi tpp tpr tpt tre trf tri trp trr trt try tte ttf tti ttp ttr ttt tty tye tyf typ tyr tyt yee yef yei yep yer yet yey yfe yff yfr yft yie yif yii yip yir yit ypf yre yrf yrp yrt yte ytf ytp ytr ytt yye yyf yyt yyy

eeee eefe eery eete efet effi effy efit eft- eftp eiei eier eipr eire eiry eiti eitr epee eper epi- epie epip epit eppp eppy eprp epte erei erer eret erft erie erit erpe erre erye etee eter etfe etre ette etti etty eyer eyet eyey eyfi eyir eype eyre eyry eyte eyyr feer feet fefe feff fefi feie feir feit fere ferr fert fery fete feti fetp fetr fett feyr feyt ffee ffff ffii ffrr fftf fief fier fife fiff fifi fift fiii fipp fire firy fite fiti fitt fprf free frei frep fret frey frie frip frit frye fter ftfy ftii ftpe fyfe fyfi fyre fyry fyti ieet ieie iere ieri ietf iett ifer iffy ifit ifrf ifri iiie iiii iiit iipf iitr iitt iper ipet ipie ippf ippr ippy ipri iree irer irfe iri- irie irip iriy irpe irre irri irte irtf irti irtp itep iter itet itie itif itrf itri itry ittf itty iyer iyet iypt iyre peep peer peet peff peip peir peit pepe pepi per- pere perf peri perp perr pert pery pete peti petr pett pety peyr pfet pfff pffr pfft pfit pfte piep pier piet piff piip pipe pipi pipp pipy pire piri pirr piry pite pitf piti pitr pitt pity piye pper ppie ppif pppp pprf pptt ppye pre- pree pref prep pret prey pri- prie prif prii prri prti prtp prtr pter ptrf pyep pyet pype pypy pyr- pyre pyri pyry pyte pytt reef reep reet refe reff refi refr reft reif reii reir reit repe repi repp repr rept repy rere reri rert rery rete reti retr rett rety reye rfef rief riep rier riet rife riff rift riif ripe ripi ripp ripr ript rire riri rite riti ritt riyf rpet rpii rrif rrrr rtee rtei rttp ryet ryfe ryff ryft ryif ryip rype rytt ryyf ryyt teef teer teet teff tefi teft teie teip teir tepe tepi tepp ter- tere terf teri terp terr tery tete teti tetr tett teye teyr tfpt tftp tie- tiee tief tiei tiep tier tiet tiff tift tiit tip- tipe tipi tipp tipt tire tiri tirr tiry tite titi titp titt tiye tiyi tper tpir tppp tppr tpte tptp tptr tre- tree tref trei tret trey trfr tri- trie trif trip trit trpe trpp trte trtr try- trye tryp tter ttff tttt tyee tyer tyet tyfe tyff tyft tyir typ- type typp typy tyr- tyre tyrf tyrr tyte tyti tytt tyty yeep yeer yeet yefe yeff yeft yeie yeii yeir yeit yepe yepp yere yeri yerr yert yery yete yeti yett yeye yeyi yeyr yfet yfte yiet yiff yift yipe yire yirr yite yiti yitp ypir ytre yyfe yyff yyyy

-tree e-fit eeeee eepee eerie eetti efere eferi efetf effer effet effie effry efrei efter eipri eirie eiter eitri epiry eppie eptfe erept erere erier eriff erite errey erte erter etete etite etree etter ettie etype eyere eyrer eyrie eyrir eytie feere feier feiyr feret ferie ferit ferr- ferre ferri ferry ferte feter feti- fetii fetir fette feyer feyre fieee fieri fiery fifer fifie fifty firee firei firer firey firie firit firre firry fitit fitri fitte fitty freei freep freer freet freir freit frere frett freyr frier fripp frite fritt fryer ftrtt ftype fyffe fytte ieiri iepe ieper ierei iette if-- ifere iffet ifrit ifttt iiiee iiiii iitti iperf ipeti ipiti ipity ippee ippei iptty irete irite irrep irrit itete itfet itfit itire itrip itter ittre ittti iyiyi iyyer p-rep peepy peere peeri peert peery peete peire peirt pepee peppe peppi peppy pept- perer peret peri- perie perit perre perri perry perte perti perty peryr peter petey petie petit petr- petre petri petry pette petti petty petyt peyer peyet peyre piere pieri piert piety piffy piiri piper pipet pipey pipit pippi pippy pipri pirey pirie pirre pirri pirry pirye piter pitie pitip pitre pitri pitti pitty pprey preef preff preie preif prete preti prety preye prief prier prife priit prite priti pritt pryef pryer pter- ptere pteri ptpre ptprf ptprr ptprt pyere pyper pyppe pyr-t pyree pyrie pyrre pyrri pyrye pytee pytte pytye reefe reeft reefy reepe reere reeti refer refet reffe refit refry reiff reify repet repit