-er -ol eee eef eel eeo eer ef- efe eff efl efo efr ele elf ell elo elr elu eo- eoe eof eol eoo eor eou ere erf erl ero err eru eu- eue euf eul eur fee fef fel feo fer feu ffe fff ffl ffo ffr ffu fle flf fll flo flr flu foe fof fol foo for fou fre frf frl fro frr fru fue fuf ful fuo fur fuu lee lef lel leo ler leu lfe lff lfl lfo lfr lfu lle llf lll llo llr llu loe lof lol loo lor lou lrf lro lrr lru lue luf lul luo lur luu oee oef oel oeo oer of- ofe off ofl ofo ofr ofu ole olf oll olo olu oo- oof ool ooo oor or- ore orf orl oro orr oru ou- oue ouf oul ouo our re- ree ref rel reo rer reu rfe rff rfl rfo rfr rfu rle rlf rll rlo rlr rlu roe rof rol roo ror rou rrf rrl rrr rru rue ruf ruo rur ruu uee uef uel uer ufe uff ufl ufo ufr ufu ule ulf ull ulo ulr ulu uoe uol uoo uor ur- ure urf url uro urr uru uue uur uuu

eeee eefe eefl eele eero efeo efor elee elef eleo eler elfe elle ello ellu elro elue elul eole eolo eore eorl erel erer erle erll eroe erol eroo erre erro erur euer eule eur- eure euro feel feer fefe feff fefo fele felf fell felo feof fere fero ferr feru ffee ffff ffrr flee fler floe floo flor flou flue fluf fluo flur foer fofo fole foll folo folr foof fool for- fore forl foro forr foul four free freo froe frol frou frue fuel fuff fufu fule full fulu fuor fur- fure furl furo furr le-u leef leel leer lefe leff lele lell lelo lelu leof leor leou lere lero leur llef lleu llll lloo loeu lofe loff lole loll lolo looe loof lool loor lore loro loue loul lour louu lrrr luef luer lufe luff lufu lule lull lulu lure o-eo oele oere oeuf ofer off- offe offo offr offu ofor ofre ole- olef oleo oler olfe olle ollo olof olor olur ooer ooff oolo oooo oore ore- orel oreo orer orfe orff orfu orle orlo orlu oro- oroe orof oror orro ouer oufe ouff oule oulu our- oure ouro ouu- reef reel refe reff refl refr refu rele rell relo reof reol reou rere rero reru reue reuf reul reuu rfef rffl rlee rlef rleu roel roer rofe roff rofl rofo role rolf roll rolo roof rool roor rore roro roru roue rouf roul rrle rrrr ruel ruer rufe ruff rufo rule rull rulo rure ruro ruru uele uell ufel ufer uffe ulee uleo ulfe ulle ullo ullr ulo- ulul uofl uofo uor- uore ure- urfe urff urle uro- urol uroo urre urur uulu uuuu

eeeee eeler efere effer efore efuru elele eleo- ellel eller elloe ellul eloee eloff elole eloor elore eloro elulu eluru eofor eorre erere eroor erore errol error euell euler eurel euro- eurre feele feeor feere fefor felle feoff feole ferel ferle ferlo ferr- ferre ferro feuer feule fleer flere flero fleur floor flore floro floru flour fluff fluo- fluor flure flurr folle follo foole foore fore- forel foreo forro forur fouee fouel foule foure fouro freel freer frere freur frore fu-fu fuero fulle fullf fullo furel furo- furor leell leeof leere lefeu leffe lefou leful leleu lelle lerer leuro lofer loffe lofou loler lollo lolol looer loore lorel loreo lorer lorre louer loule loure louro lufre lulle lulul lurer lurue o-fer oerel oerle offer offof offre ofour oleo- olere olleo oller ollur olour oo-er ooooo orell oreo- orere orero orfeo orfeu orfoe orfor orful oroer orolu oruro oullo ouoro oure- ourol reefe reere refel refer reffe reffo relee rello relue rere- reree reuel reuer reule ro-ro roell roero rofel roffe rofor roleo rolfe rolfo rolle rollo rooer roofe roole roore rooue rorer rouer roufe roule roull roure ruele ruell ruere ruffe ruffo rufo- rufol ruler rullo ruule uelfe ufere ufofu ullur ululu uluru uouee urelu ureo- urour uuuuu

e-four eeuler efeler effere effoff effolo effore eleele ellore erroll errour euller eururo feeler feeror feller felloe feofor ferfel ferfer ferrel ferrer ferro- ferrol ferrur ferule fleure floree floroe floure fluor- fluoro flurre foelle foerre foller foofle foofoo foofur fooler forrel forrer forure foufou fouler fourer fourof fourou freele freeof frefre freure frollo froofe frrole fueler fuffle fufore fuller fullof furfur furler furole furore furour furrer furrfu leeful leelee leeloo leerer leffel lefull leoful leolo leroro llello lloro loffre loller loloru looloo lorrer louffe loulle loulou lourlo luffer lufful luller lurulu oferre oleelo oleole oooooo oreful orelle orloff orrell orrour ouelle ouerre ouller reefer reeffe reeler reeuel refeel refeff refell reflee refloo reflue refuel refurl releef reller relleu rellou rereel reroll reroof rerule reuele reuere reufol reuler reulle reulor reuour roelof roffle roflol rolfer rolleo roller roloff roofer rouffe rouful rouler rueful ruelle ruffer ruffle ruller ruurlo ulloor uoluel urouer uroure uruffe

eeeroer eelroll elloree errorof eurofor feelfor felfree fellfor felloff feloure feoffee feoffer feoffor ferrell ferreol ferrere ferrero ferrour ferrule ferrure feruler fleerer fleoure floorer florule fluffer fluoro- foo-foo for-rue forelle forfere forfree forlere forloff forlore forrell fou-fou freefor fueller furrour furrure leffler leflore lefulle lleufer llolleo looroll lorrell louerre lureful off-off offeree offerer offerle offeror orerule orrouer oueoulo ourouer reeloff refeoff referee referer refloor reflore releefe reoffer rerefer rolloff rouelle rouleur roullee rouller ruffler

elferrol feelfree feeoffee fellerer floreffe florelle forefeel forereef fourree freefell freeroll froufrou furfurol loffler lorrelle oleooreo oolooloo referree referrer refueler reroller roll-off roulroul

errorfree fllllllll four-four foureeler frou-frou lero-lero refueller

errollorre ferreruolo fleerfloor fore-loofe rufflerule