-er eee eem eeo eep eer eet eex em- eme emm emo emp emr emt emx eo- eoe eom eoo eop eor eot ep- epe epm epo epp epr ept epx ere erm ero erp err ert ete etm eto etp etr ett etx ex- exe exo exp exr ext exx m-o m-r mee mem meo mep mer met mex mme mmm mmo mmp mmr mmt mmx moe mom moo mop mor mot mox mpe mpm mpo mpp mpr mpt mpx mre mrm mro mrp mrr mrt mrx mte mtm mto mtp mtr mtt mtx mxp mxr oee oem oeo oep oer oet oex om- ome omm omo omp omr omt omx oo- oom ooo oop oor oot oox op- ope opm opo opp opr opt opx or- ore orm oro orp orr ort orx ot- ote otm oto otp otr ott ox- oxo oxt oxx p-p pee pem peo pep per pet pex pme pmm pmo pmp pmr pmt pmx poe pom poo pop por pot pox ppe ppm ppo ppp ppr ppt ppx pre prm pro prp prr prt prx pt- pte ptm pto ptp ptr ptt ptx pxe pxm pxr pxt re- ree rem reo rep rer ret rex rme rmm rmo rmp rmr rmt rmx roe rom roo rop ror rot rox rpe rpm rpo rpp rpr rpt rpx rrm rrp rrr rrt rte rtm rto rtp rtr rtt rtx rxp rxr t-x te- tee tem teo tep ter tet tex tme tmm tmo tmp tmr tmt tmx to- toe tom too top tor tot tox tpe tpm tpo tpp tpr tpt tpx tre trm tro trp trr trt trx tte ttm tto ttp ttr ttt ttx txe txt xee xem xep xer xet xex xmm xmo xmp xmr xmt xmx xom xoo xop xor xot xox xpe xpm xpo xpp xpt xrt xrx xtm xtp xtr xtx xxo xxp xxx

eeee eemo eero eete eext emer emet emex emme emor empe empt emre emte emtp eore eoto epee eper epmo epor epot epox eppo eppp epro eprp epte epxp er-x erem erer eret erme ermo eroe eroo erpe erre erro etee etem eter etoe etox etre etrm etro ette etto exer exmr exo- exor expm expo expr expt exrx exte extr meem meep meer meet meme memo memr memx meor mepe mer- mere merm mero merp mert met- mete meto mett mexx mmmm mmor mmpr mmrp mmxx moet moex mome momo mooe moop moor moot mope mopp more moro mort mote motm moto mott moxe moxo mppe mppp mpro mprp mptp mree mrtm mrtt mtep mtoe mtom mtor mtre mtrr mttr mxpx o-eo oeme oere oerm omee omeo omer omet omex omo- omoe omoo omor omox ompt omre omro ooer oome oooo oore oort ootp opep oper opet opex opo- opor oppo opto ore- orem oreo orer orex orme ormo oro- oroe orom oror orot orpe orro orte orto otee otem otep oter oto- otoe otoo otor otpp otre otro otte otto oxep oxer oxo- oxox oxxo peep peer peet pemt peor pepe pepo per- pere perm pero perp perr pert pete peto petr pett pmmp pmpm pmpo pmrt poem poer poet pome pomo pomp poop poor poot pop- pope popo popp popt pore poro porr port pote poto pott pper pppo pppp pprm pptt pre- pree prem prep pret prex pro- proe prom proo prop prot prox prrm prtm prtp prtr pter ptmp ptop ptox reem reep reet reme remo remp reop reot repe repo repp repr rept rere rero rert rete reto retr rett rexx rmrp roer roet rome romm romo romp room roop roor root roox rope ropo rore roro rort rote roto rotr rott roxo rpet rpoe rrmp rrrr rtee rtex rtmp rttp t-mo teem teer teet teme temo temp teom teor tepe tepp ter- tere term tero terp terr tete teto tetr tett tetx text tmep tmro tmtt toee toer toet tome tomm tomo tomp tomt toom toor toot top- tope topo topp topt tore torm toro torp torr tort torx tote totm toto totr tott tox- toxo toxt tper tpmt tppp tppr tpte tptp tptr tre- tree trem treo tret trex troe trom troo trop trot trox trpe trpm trpp trte trtr tteo tter ttoe ttop tttt txtr xeer xeme xer- xero xert xexe xmpp xome xoom xoro xorp xote xoxo xper xpot xpto xrep xtep xtro xxxo xxxx

-tree e-pro eeeee eepee emeer emere emert emmer emmet emore emote emoto empee empte emtee eomer eorre epome epopt epote eprom erem- eremo erept erere erome eroom eroor erore eroto error erte erter etete etext etoro etree etter exeem exeme exept exert exmet exmor exome exopt exore exort exper expro exptr exter extre extro meere meete memer memex memor mempo merer meret mero- meroe merom meroo merop meror merox merre merte meteo meter metoo metop metr- metre metro metrx mette mexer mmmmm moeer moeme moere moero momme momoe momot mompe mooer moope moore mooro moote mooto mopee moper moree morem morep morer moret mormo morop moror morre morro morte moter motet moto- motor motre motte motto motxo moxee mpret mrmet mrmom mrorr mt-te mt-tm mt-tp mt-tr mt-tt mtepe mtoto mtree oeppo oerme omemo omero omore omoro omoto oo-er ooooo opepe opere opper opter opto- optot optto oreo- orere orero orexo ormer ormet oroer orome oromo orret orter ortet ortoo otere otero otmer otome otomo ototo otpor otter ottom oxter p-o-x p-rep peere peert peete pemex pepee peppe pept- pepto perer peret perom perot perox perre perro perte perto peter petr- petre petro pette petto po-po poeme poete pomer pomet pomme pomor pompe pooer poope poopo poore poort poote poper popet popex popop poppe poppo porer poret poro- porro porte porto potee poter potom potoo potop potor potpe potro potte potto pppox preem preme premp preop prete preto proem proer prome promo promt proor proot prop- prope propp propr propt prore prot- proto prtor pter- ptere ptero ptpre ptprm ptpro ptprr ptprt reeme reemo reepe reere remee remer remet remex remop