-er -ol eee eef eel eeo eep eer eet ef- efe eff efl efo efp efr eft ele elf ell elo elp elr elt eo- eoe eof eol eoo eop eor eot ep- epe epf epl epo epp epr ept ere erf erl ero erp err ert ete etf etl eto etp etr ett fee fef fel feo fep fer fet ffe fff ffl ffo ffp ffr fft fle flf fll flo flp flr flt foe fof fol foo fop for fot fpe fpl fpo fpp fpr fpt fre frf frl fro frp frr frt fte ftf ftl fto ftp ftr ftt l-p lee lef lel leo lep ler let lfe lff lfl lfo lfp lfr lft lle llf lll llo llp llr llt loe lof lol loo lop lor lot lpe lpf lpl lpo lpp lpr lpt lrf lro lrp lrr lrt lte ltf ltl lto ltp ltr ltt oee oef oel oeo oep oer oet of- ofe off ofl ofo ofp ofr oft ole olf oll olo olp olt oo- oof ool ooo oop oor oot op- ope opf opl opo opp opr opt or- ore orf orl oro orp orr ort ot- ote otf otl oto otp otr ott p-p pee pef pel peo pep per pet pfe pff pfl pfo pfp pfr pft ple plf pll plo plp plr plt poe pof pol poo pop por pot ppe ppf ppl ppo ppp ppr ppt pre prf prl pro prp prr prt pt- pte ptf ptl pto ptp ptr ptt re- ree ref rel reo rep rer ret rfe rff rfl rfo rfp rfr rft rle rlf rll rlo rlp rlr rlt roe rof rol roo rop ror rot rpe rpf rpl rpo rpp rpr rpt rrf rrl rrp rrr rrt rte rtf rtl rto rtp rtr rtt te- tee tef tel teo tep ter tet tfe tff tfl tfo tfp tfr tft tle tlf tll tlo tlp tlr tlt to- toe tof tol too top tor tot tpe tpf tpl tpo tpp tpr tpt tre trf trl tro trp trr trt tte ttf ttl tto ttp ttr ttt

eeee eefe eefl eele eero eete efeo efet efor eft- eftp el-p elee elef eleo eler elet elfe elft elle ello elpe elro elte elto eole eolo eore eorl eoto epee eper eple epll epol epor epot eppo eppp epro eprp epte erel erer eret erft erle erll eroe erol eroo erpe erre erro ertl etee etel eter etfe etoe etre etro ette etto feel feer feet fefe feff fefo fele felf fell felo felt feof fere fero ferr fert fete fetp fetr fett ffee ffff ffrr fftf flee fler flet floe floo flop flor flot foer fofo fole foll folo folr folt foof fool foot fopp for- fore forl foro forr fort fote foto fotp fott fprf free freo frep fret froe frol frop frot ft-l fter ftop ftpe leef leel leep leer leet lefe leff left lele lell lelo leof leor lepe lepo lepp lept lere lero lerp lert lete leto lett lftp llef llet llll lloo lofe loff loft lole loll lolo looe loof lool loop loor loot lope lopp lore loro lote lotl loto lotr lott lpfp lpft lppl lprp lrrr ltee lttr o-eo oele oere ofer off- offe offo offr ofor ofre oftp ole- olef oleo oler olet olfe olle ollo olof olor olot olpe ooer ooff oolo oooo oore oort ootp opel opep oper opet ople opo- opor oppo opto ore- orel oreo orer orfe orff orle orlo oro- oroe orof oror orot orpe orro orte orto otee otep oter otfp oto- otoe otof otoo otor otpp otre otro otte otto peel peep peer peet peff pel- pele pelf pell pelo pelt peor pepe pepo per- pere perf perl pero perp perr pert pete peto petr pett pfet pfff pffr pfft pfte ple- plee pleo plet plff ploo plop plot plpp pltf pltt poel poer poet poff pole poll polo polt poof pool poop poor poot pop- pope popo popp popt pore poro porr port pote potf poto pott pper pple pplo pppo pppp pprf pptt pre- pree pref prel prep pret prle prlr pro- proe prof prol proo prop prot prtp prtr pter ptol ptop ptrf reef reel reep reet refe reff refl refr reft rele rell relo relp relt reof reol reop reot repe repl repo repp repr rept rere rero rert rete reto retr rett rfef rffl rlee rlef roel roer roet rofe roff rofl rofo role rolf roll rolo rolp rolt roof rool roop roor root rope ropo rore roro rort rote rotl roto rotr rott rpet rpoe rpof rrle rrrr rtee rtle rtlt rttp teef teel teer teet teff tefl teft tel- tele tell telo telt teor tepe tepp ter- tere terf tero terp terr tete teto tetr tett tfot tfpt tftp toee toer toet toff tofo toft tol- tole toll tolo tolt toof tool toor toot top- tope topf topo topp topt tore torf toro torp torr tort tote toto totr tott tper tpol tppp tppr tpte tptp tptr tre- tree tref treo tret trfr troe troo trop trot trpe trpp trte trtr tteo tter ttff ttoe ttop tttt

-tree e-pro eeeee eeler eepee efere efetf effer effet efore eftel efter el-op eleet elele eleo- eleot ellel eller ellet elloe eloee eloff elole eloor elope elore eloro elote elpee elper eltro eofor eorre epoll epopt epote eptfe erept erere eroor erore eroto erpel errol error erte ertel erter etete etoll etool etoro etree ettel etter ettle feele feeor feere fefor felet felle felte feltt feoff feole ferel feret ferle ferlo ferr- ferre ferro ferte fetel feter feto- fetor fette fleer fleet flere flero flert flete flett floop floor flore floro flote floto folet folle follo foole foore foote fore- forel foreo foret forro forte forto fotte fprot freel freep freer freet frere frett froop froot frore frote ftlee ftrtt l-pop leell leeof leere leert leffe lelep lelle lepel leper lepet lepo- lepor leppe lepre lept- lepto