-er -ol eee eel eeo eep eer eet eex ele ell elo elp elr elt elx eo- eoe eol eoo eop eor eot ep- epe epl epo epp epr ept epx ere erl ero erp err ert ete etl eto etp etr ett etx ex- exe exl exo exp exr ext exx l-p lee lel leo lep ler let lex lle lll llo llp llr llt loe lol loo lop lor lot lox lpe lpl lpo lpp lpr lpt lpx lro lrp lrr lrt lte ltl lto ltp ltr ltt ltx lxo lxr lxx oee oel oeo oep oer oet oex ole oll olo olp olt oo- ool ooo oop oor oot oox op- ope opl opo opp opr opt opx or- ore orl oro orp orr ort orx ot- ote otl oto otp otr ott ox- oxo oxt oxx p-p pee pel peo pep per pet pex ple pll plo plp plr plt plx poe pol poo pop por pot pox ppe ppl ppo ppp ppr ppt ppx pre prl pro prp prr prt prx pt- pte ptl pto ptp ptr ptt ptx pxe pxl pxr pxt re- ree rel reo rep rer ret rex rle rll rlo rlp rlr rlt roe rol roo rop ror rot rox rpe rpl rpo rpp rpr rpt rpx rrl rrp rrr rrt rte rtl rto rtp rtr rtt rtx rxp rxr t-x te- tee tel teo tep ter tet tex tle tll tlo tlp tlr tlt tlx to- toe tol too top tor tot tox tpe tpl tpo tpp tpr tpt tpx tre trl tro trp trr trt trx tte ttl tto ttp ttr ttt ttx txe txl txt xee xel xep xer xet xex xlr xlt xoo xop xor xot xox xpe xpl xpo xpp xpt xrt xrx xtp xtr xtx xxl xxo xxp xxx

eeee eele eero eete eext el-p elee eleo eler elet elex elle ello elpe elro elte elto eole eolo eore eorl eoto epee eper eple epll epol epor epot epox eppo eppp epro eprp epte epxp er-x erel erer eret erle erll eroe erol eroo erpe erre erro ertl etee etel eter etoe etox etre etro ette etto exel exer exo- exor expo expr expt exrx exte extl extr leel leep leer leet lele lell lelo leor leox lepe lepo lepp lept lere lero lerp lert lete leto lett lext lexx llet llll lloo lole loll lolo looe lool loop loor loot lope lopp lore loro lote lotl loto lotr lott lox- loxo lppl lprp lrrr ltee lttr lxxx o-eo oele oere ole- oleo oler olet olle ollo olor olot olpe ooer oolo oooo oore oort ootp opel opep oper opet opex ople opo- opor oppo opto ore- orel oreo orer orex orle orlo oro- oroe oror orot orpe orro orte orto otee otep oter oto- otoe otoo otor otpp otre otro otte otto oxep oxer oxo- oxox oxxo peel peep peer peet pel- pele pell pelo pelt peor pepe pepo per- pere perl pero perp perr pert pete peto petr pett ple- plee pleo plet plex ploo plop plot plpp pltt poel poer poet pole poll polo polt pool poop poor poot pop- pope popo popp popt pore poro porr port pote poto pott pper pple pplo pppo pppp pptt pre- pree prel prep pret prex prle prlr pro- proe prol proo prop prot prox prtp prtr pter ptol ptop ptox reel reep reet rele rell relo relp relt reol reop reot repe repl repo repp repr rept rere rero rert rete reto retr rett rexx rlee roel roer roet role roll rolo rolp rolt rool roop roor root roox rope ropo rore roro rort rote rotl roto rotr rott roxo rpet rpoe rrle rrrr rtee rtex rtle rtlt rttp teel teer teet tel- tele tell telo telt teor tepe tepp ter- tere tero terp terr tete teto tetr tett tetx text tltx toee toer toet tol- tole toll tolo tolt tool toor toot top- tope topo topp topt tore toro torp torr tort torx tote toto totr tott tox- toxo toxt tper tpol tppp tppr tpte tptp tptr tre- tree treo tret trex troe troo trop trot trox trpe trpp trte trtr tteo tter ttoe ttop tttt txtr xeer xer- xero xert xexe xlet xlox xlpe xolo xoro xorp xote xoxo xper xpot xpto xrep xtep xtol xtro xxxo xxxx

-tree e-pro eeeee eeler eepee el-op eleet elele eleo- eleot ellel eller ellet elloe eloee elole eloor elope elore eloro elote elpee elper eltro eorre epoll epopt epote erept erere eroor erore eroto erpel errol error erte ertel erter etete etext etoll etool etoro etree ettel etter ettle exept exert exlex exloo exopt exore exort expel exper expro exptl exptr extel exter extol extre extro l-pop leell leere leert lelep lelex lelle lepel leper lepet lepo- lepor leppe lepre lept- lepto lerer lerot letot letre lette letto lexer lexoo lexxe lo-ex loler lollo lolol looer loopt loore loote loper lorel loreo lorer loret lorre lotor lotte lotto loxo- oelet oeppo oerel oerle oleo- olere olleo oller oltet oltre oo-er ooooo opele opelt opepe opere oploo oplot opole oppel opper oppol opter opto- optot optto orell oreo- orere orero orexo orlet orlop oroer orret orter ortet ortoo otell otelo otere otero otole otolo ototo otpor otter oxole oxter p-o-x p-rep peele peell peere peerl peert peete pelee peler pelet pelle pello pelo- peloe pelor pelot peole pepee pepel peple peppe pept- pepto perel perer peret perle perlo perot perox perre perro perte perto peter petr- petre petro pette petto pexel pleep pleet plelo pleo- plete ploop ploot plopp plore plote plott po-po poele poete poler polet polex polle pollo poloe polop polte pooer poole poope poopo poore poort poote popel poper popet popex pople poplr popop poppe poppo porer poret porle poro- porro porte porto potee poter potoo potop potor potpe potro potte potto pppox prell prelp preop prepl prete preto proer prole proll prolo proor proot prop- prope propl propp propr propt prore prot-