-er eee eek eep eer ees eie eii eik eip eir eis eke eki ekp ekr eks ep- epe epi epp epr eps ere eri erk erp err ers es- ese esi esk esp esr ess ie- iee iei iek iep ier ies iie iii iip iir iis ike iki ikk ikr iks ipe ipi ipp ipr ips ir- ire iri irk irp irr irs is- ise isi isk isp isr iss ke- kee kei kek kep ker kes kie kii kik kip kir kis kke kki kkk kkp kkr kks kpe kpi kpk kpp kpr kps kri krk krp krr krs kse ksi ksk ksp ksr kss p-p pee pei pek pep per pes pie pii pik pip pir pis pke pki pkp pkr pks ppe ppi ppk ppp ppr pps pre pri prk prp prr prs ps- pse psi psk psp psr pss re- ree rei rek rep rer res rie rii rik rip rir ris rke rkk rkp rks rpe rpi rpk rpp rpr rps rri rrk rrp rrr rrs rse rsi rsk rsp rsr rss se- see sei sek sep ser ses sie sii sik sip sir sis sk- ske ski skk skp skr sks spe spi spk spp spr sps sr- sre sri srk srp srr srs ss- sse ssi ssk ssp ssr sss

eeee eees eeke eeks eeps eers eese eesi eesk eiei eier eies eike eiki eiks eipr eire eirs eise eisk eiss ekek eker ekes ekis ekki ekpe eksi epee eper epes epi- epie epik epip epis eppp epps eprp eprs epsi epsp epss erei erer eres erie erik eris erke erki erks erpe erps erre errs erse ersi esee esek eser eses esie esik esis eske esks espe espi espp esps esri esse essi essp ieie iere ieri iers iesi iesr iies iiie iiii iiis iirs iisi iisp iisr ikee iker ikes ikki ikri ipek iper ipes ipie ippr ipri ipse ipsi ipsp ipss iree irer ires iri- irie irip iris irki irks irpe irps irre irri irrs irse irsp isee isep iser ises isie isis ispe ispr isps isri isrp isse issi issp issr isss keek keep keer kees keii keik keir keis keke keki keks kep- kepe kepi keps ker- kere keri kerk kerp kerr kers kesi kesk kesp kesr kess kier kies kiii kiik kiip kiis kiki kikk kikr kip- kipe kipi kipp kipr kips kiri kirk kirp kirr kirs kise kisi kisk kisr kiss kkik kkkk kkpk kkps kkre kkrk kkrr kkrs kkse kksi kksp kksr kkss kpek kper kpir kpke kpkk kpkr kppk kppp kppr kpre kpri kprk kprp kprr kprs kpsi kpsp kree krei krek kres krik kris krke krki krkk krkr krks krpi krpr krps krre krri krrk krrr krrs krse krsk krsr krss ksee ksei ksek ksep kser ksii ksik ksip ksir ksis kske kskk kskr ksks kspe kspi kspk kspr ksps ksrp ksrr ksrs ksse kssi kssr ksss peek peep peer pees peip peir peis peke peki pekk pepe pepi peps per- pere peri perk perp perr pers pese pesi pess piep pier pies piip pike piki pikk piks pipe pipi pipp pips pire piri pirk pirr pirs pise pisi pisk piss pper ppie pppp ppps ppss pre- pree prek prep pres pri- prie prii pris prps prri prrs prse prsi prss psei psip psis pspi pspp pspr psps psrk psrp psse reek reep rees reii reik reir reis reke reki reks repe repi repp repr reps rere reri rers rese resi resp ress riek riep rier ries riis rike riki rikk ripe ripi ripp ripr rips rire riri rirs rise risi risk risp riss rkss rpii rpps rrrr rrsp rsee rsis rspk rsps rsre s-ii se-e se-i se-k se-s seek seep seer sees seie seii seik seip seir seis seke seki sekk sepe sepi sepp sepr seps sere seri serk serp serr sers sese sesi sess siek sier sies siik sike siki sikr siks sipe sipi sipp sips sire siri sirk sirp sirr sirs sise sisi sisk siss skee skei skep sker skes skie skik skip skir skis skss spee spek sper spes spie spik spip spir spis spke spkr spps spri sprs spse spsp spss sres sris srps srsp ssee ssep sses ssis sspe ssps ssri ssrs sssi ssss

e-sir eeeee eepee eerie eerik eiker eipri eires eirie eisie ekers ekker epees epesi eppes eppie ereis erere eresi eresk erier eries eriks erkki erpis erres erris erses esere esiee esiri esker eskip esp-r esper espik espre esser esses essie essse ieiri iepe ieper ierei iiiee iiiii iikss iiris iisir ikeep ikire ikiss iksir ippee ippei ipsi- iress iriki iris- irise iriss irker irrep irsee irssi is-is iseek iseki isisi isker iskre ispep ispik issei isser issie issre k-p-r keeks keepe keeps keere keeri keiki keipi keire keiri keirs keiss kekri kepie kepis keppe kerei kerek kerep keres kerie kerik keris kerre kerri kerrs kerse kersp kerss keser kesis kesri kesse kieke kiers kiess kiiki kikes kikis kikki kipes kipke kipps kires kirie kiris kirke kirki kirks kirpi kirre kirsi kirsp kisei kisek kiser kisii kisir kiske kiss- kissi kreek kreep krees kreis kreke kreki krepe kreps kresk kress kriek krier kries krike krips krisp kriss p-rep peeke peeks peeps peere peeri peers peese peesk peire peirs peise pekes pekre pepee pepes peppe peppi pepsi perer peres peri- perie peris perke perki perks perps perre perri perse persi persp pesek peses pesik peske peski pesse piere pieri pierk piers piiri piisi piker pikes pikke piksi piper pipes pipis pippi pipri pires pirie pirke pirre pirri pisek pisik piski pissi ppers pre-k prees preie preik preis preke preki preps prese press prier pries priis prise prisk priss reeks reepe reere reese reesk reiek reike reiki reiks reise reiss rekke reppe repps rere- reree reres rerik rerip rerir resee reses resip reske reski resse rieps riers riese riesi riess riise rikei riker rikki riper ripes rippe rires ririe risee riser rises risks risps risse rissp rripe rrsps s-iii see-i seeis seeke seeks seeps