-er b-p bbb bbe bbi bbm bbp bbr bbs be- beb bee bei bem bep ber bes bi- bib bie bii bim bip bir bis bmb bme bmi bmm bmp bmr bms bpb bpe bpi bpm bpp bpr bps brb bre bri brm brp brr brs bsb bse bsi bsm bsp bsr bss ebb ebe ebi ebm ebp ebr ebs eeb eee eem eep eer ees eib eie eii eim eip eir eis em- emb eme emi emm emp emr ems ep- epb epe epi epm epp epr eps erb ere eri erm erp err ers es- esb ese esi esm esp esr ess ibb ibe ibi ibm ibp ibr ibs ie- iee iei iem iep ier ies iib iie iii iim iip iir iis im- imb ime imi imm imp ims ipb ipe ipi ipm ipp ipr ips ir- irb ire iri irm irp irr irs is- isb ise isi ism isp isr iss m-r mbb mbe mbi mbm mbp mbr mbs meb mee mei mem mep mer mes mi- mib mie mii mim mip mir mis mmb mme mmi mmm mmp mmr mms mpb mpe mpi mpm mpp mpr mps mrb mre mri mrm mrp mrr mrs msb mse msi msm msp msr mss p-p pbb pbe pbi pbm pbp pbr pbs peb pee pei pem pep per pes pib pie pii pim pip pir pis pmb pme pmi pmm pmp pmr pms ppb ppe ppi ppm ppp ppr pps prb pre pri prm prp prr prs ps- psb pse psi psm psp psr pss rbb rbe rbi rbm rbp rbr rbs re- reb ree rei rem rep rer res rib rie rii rim rip rir ris rmb rme rmi rmm rmp rmr rms rpb rpe rpi rpm rpp rpr rps rrb rri rrm rrp rrr rrs rsb rse rsi rsm rsp rsr rss sbb sbe sbi sbm sbp sbr sbs se- seb see sei sem sep ser ses sib sie sii sim sip sir sis smb sme smi smm smp smr sms spb spe spi spm spp spr sps sr- srb sre sri srm srp srr srs ss- ssb sse ssi ssm ssp ssr sss

-ism bbbb bbbs bbeb bbpr bebb bebe bebi beeb beem beep beer bees beim beir beis beme bere beri berm berr bers bes- bese besm bess bibb bibe bibi bibs bieb bier bies biis bims bipm bipp bips birb bire biri birr birs bis- bise bisp biss bmep bmir bmmi bpms breb bree brei brem brep brer bres brie brim bris brrm brrr brrs brsb brsr bseb bsee bser bses bsim bsms bspp bspr bsrm bsse bssm ebbr ebbs eber ebes ebis eeee eees eems eeps eers eese eesi eiei eier eies eime eimi eims eipr eire eirs eise eiss embe embi embr embs emer emes emii emim emir emis emme emmi emms empe empi emps emre emrs emse epbm epee eper epes epi- epie epip epis epms eppp epps eprb eprp eprs epsi epsp epss erbb erbe ereb erei erem erer eres erie erim eris erme erms erpe erps erre errs erse ersi esbs esee esem eser eses esie esis esme esmr espe espi espp esps esri esse essi essp i-be ibbm ibes ibie ibim ibis ibmp ibms ibri ibss ieie ieme iems iere ieri iers iesi iesr iies iiie iiii iiis iipm iirs iisi iism iisp iisr imbe imbi imep imer imes imir imme immi imms impi impr imps imre imri imrr imsi imsp imsr imss iper ipes ipie ipmi ipmp ipms ippr ipri ipse ipsi ipsp ipss irbe irbm irbp iree irem irer ires iri- irie irip iris irms irpe irps irre irri irrs irse irsp isbe iseb isee isep iser ises isie isim isis isme ismi isms ispe ispr isps isri isrp isse issi issp issr isss mbbs mbes mbim mbis mbms mbps mbrs mebe meem meep meer mees meir meis meme memr mems mepe meps mer- merb mere meri merm merp mers mes- mese mesi mesr mess mibs miee miem miep mier mies miii miis mim- mime mimi mimp mims mipi mipr mips mire miri mirr mirs mis- mise misi misr miss mmes mmii mmis mmmm mmms mmpi mmpr mmrp mmse mpes mpie mpir mppe mppp mpps mpri mprp mrbb mrbm mrbs mreb mree mres mris mrps mrse mrsi msee msem msmb msmm msms mspb mspe mspi mspp msrb msrp mssi mssm mssp mssr pbmr pbrs pbsp peep peer pees peip peir peis pepe pepi peps per- pere peri perm perp perr pers pese pesi pess pibb pibi piem piep pier pies piip pime pimi pimp pims pipe pipi pipp pips pire piri pirr pirs pise pisi piss pmbr pmip pmmp pmpm pmrs pmse pper ppib ppie ppms pppp ppps pprm ppss prbs pre- preb pree prem prep pres pri- prie prii prim pris prps prri prrm prrs prse prsi prss psbr pseb psei psim psip psis pspi pspp pspr psps psrp psse pssm rbbb rbbr rbbs rbis rbms rbsp rbss rebb rebe rebs reeb reem reep rees reii reim reir reis reme remi remp rems repe repi repp repr reps rere reri rers rese resi resp ress rib- ribe ribs riem riep rier ries riis rime rimi rimm rims ripe ripi ripp ripr rips rire riri rirs rise risi rism risp riss rmbs rmrp rmsp rpii rpms rpps rrmp rrrr rrsp rsbi rsee rsis rsme rspb rsps rsre s-ib s-ii sbbs sber sbse sbsi sbsp se-e se-i se-s sebe sebi sebs seeb seem seep seer sees seie seii seim seip seir seis seme semi semp sems sepe sepi sepp sepr seps serb sere seri serm serp serr sers sese sesi sess sibe sibi sibs sier sies siim sime simi simm simp sims sipe sipi sipp sips sire siri sirp sirr sirs sise sisi siss smbe smeb smee smei smep smie smis smps smsp smss speb spee sper spes spib spie spim spip spir spis spme spmi spms spps spri sprm sprs spse spsp spss sreb srem sres srib srim sris srps srsp ssbr ssee ssem ssep