-er eee eef eep eer ees ef- efe eff efi efp efr efs eie eif eii eip eir eis ep- epe epf epi epp epr eps ere erf eri erp err ers es- ese esf esi esp esr ess fee fef fei fep fer fes ffe fff ffi ffp ffr ffs fie fif fii fip fir fis fpe fpi fpp fpr fps fre frf fri frp frr frs fse fsf fsi fsp fsr fss i-f ie- iee ief iei iep ier ies ife iff ifi ifp ifr ifs iie iif iii iip iir iis ipe ipf ipi ipp ipr ips ir- ire irf iri irp irr irs is- ise isf isi isp isr iss p-p pee pef pei pep per pes pfe pff pfi pfp pfr pfs pie pif pii pip pir pis ppe ppf ppi ppp ppr pps pre prf pri prp prr prs ps- pse psf psi psp psr pss re- ree ref rei rep rer res rfe rff rfi rfp rfr rfs rie rif rii rip rir ris rpe rpf rpi rpp rpr rps rrf rri rrp rrr rrs rse rsf rsi rsp rsr rss se- see sef sei sep ser ses sfe sff sfi sfp sfr sfs sie sif sii sip sir sis spe spf spi spp spr sps sr- sre srf sri srp srr srs ss- sse ssf ssi ssp ssr sss

eeee eees eefe eeps eers eese eesi efes effi effs efsi eiei eier eies eifs eipr eire eirs eise eiss epee eper epes epi- epie epip epis eppp epps eprp eprs epsf epsi epsp epss erei erer eres erfs erie eris erpe erps erre errs erse ersi esee eser eses esfp esfs esie esis espe espi espp esps esri esse essi essp feer fees fefe feff fefi feie feir feis feps fere ferr fers fese fess ffee ffff ffii ffps ffrr ffss fief fier fies fife fiff fifi fiii fipp fips fire firs fise fisi fiss fprf free frei frep fres frie frip fris frps fsfi fspf fssf fssp ieie iere ieri iers iesi iesr ifer ifes ifis ifps ifrf ifri ifsp iies iiie iiii iiis iipf iirs iisi iisp iisr iper ipes ipie ippf ippr ipri ipse ipsi ipsp ipss iree irer ires irfe iri- irie irip iris irpe irps irre irri irrs irse irsf irsp isee isep iser ises isfp isie isis ispe ispf ispr isps isri isrp isse issf issi issp issr isss peep peer pees peff pefs peip peir peis pepe pepi peps per- pere perf peri perp perr pers pese pesi pess pfff pffr pfis pfps piep pier pies piff pifs piip pipe pipi pipp pips pire piri pirr pirs pise pisi piss pper ppie ppif pppp ppps pprf ppsf ppss pre- pree pref prep pres prfs pri- prie prif prii pris prps prri prrs prse prsi prss psei psfs psip psis pspi pspp pspr psps psrp psse reef reep rees refe reff refi refr refs reif reii reir reis repe repi repp repr reps rere reri rers rese resi resp ress rfef rief riep rier ries rife riff rifs riif riis ripe ripi ripp ripr rips rire riri rirs rise risi risp riss rpii rpps rrif rrrr rrsp rsee rsis rsps rsre s-ii se-e se-f se-i se-s seef seep seer sees seff sefi seie seif seii seip seir seis sepe sepi sepp sepr seps sere serf seri serp serr sers sese sesi sess sfer sfss sief sier sies sife siff sifr sipe sipi sipp sips sire sirf siri sirp sirr sirs sise sisi siss spee spef sper spes spfs spie spip spir spis sppf spps spri sprs spse spsp spss sres srfi sris srps srsp ssee ssep sses ssfp ssis sspe sspf ssps ssri ssrs sssf sssi ssss

e-sir eeeee eepee eerie efere eferi effer effie efrei eipri eires eirie eisie epees epesi eppes eppie ereis erere eresi erier eries eriff erpis erres erris erses esere esiee esiri esp-r esper espre esref esser esses essie essse feere feers feese feier feres ferie ferr- ferre ferri ferse feser fesse fieee fiefs fieri fiers fifer fifes fifie firee firei firer fires firie firre firse fissi freei freep freer frees freir freis frere frese fress frier fries friis fripp frise friss ieiri iepe ieper ierei if-- ifere iiiee iiiii iiris iisir iperf ippee ippei ipsi- iress iris- irise iriss irrep irsee irssi is-is isisi ispep issei isser issie issre p-rep peeps peere peeri peers peese peire peirs peise pepee pepes peppe peppi pepsi perer peres perfs peri- perie peris perps perre perri perse persi persp peses pesse piere pieri piers piiri piisi piper pipes pipis pippi pipri pires pirie pirre pirri pissi ppers preef prees preff prefs preie preif preis preps prese press prief prier pries prife priis prise priss reefe reefs reepe reere reese refer reffe refis reiff reise reiss reppe repps rere- reree reres rerip rerir resee reses resip resse ri-fi riefe rieps riers riese riesi riess rifer riffs riife riise riper ripes rippe rires ririe risee riser rises risps risse rissp rperf rripe rrsps rsssf s-iii see-i seeif seeis seeps seere seers seese sefer sefes seffe seifs seipp seire seirs seise seiss seppi sepsi seref serer seres serfe serff serfs serie serif serir seris serpe serps serre serri serse sersi serss seser seses sesis sesse sfeir sieff sieie siepi siese sifie sifre siper sipes sippe sippi sipsi siree sires siris sirse sirsi siser sises sisis sissi speer spees speir spere speri sperr spier spies spife spiff spir- spire spirr spise spiss spree spres ssies sssss

eerier effeir effere eiries eissee epesse eppies er-rif eresie erises espere espers espier espies espire essess essies esssse feeres feerie feeses feifer feirie feiser ferfer ferier ferrer ferres ferri- ferrie ferris fersie fesere fesser fesses fiefie fierse fiesse fifers firees firers firies fiser fisser fissi- freepr freeps freers freese frefre freire freres fresse friers friese friess frises frisii i-free i-rise iffier ipfire irises irreps irrsee isere iseres isises ispies isripe isseis issers peepee peeper peerer peerie peeris peerse peffer peiere peiper peiris