eeee eefe eefl eele eero efeo effi efil efor eheh ehel eher ehle ehlo ehre eiei eier eiho eile eire elee elef eleh eleo eler elfe elfi elhi elie elif elil elio elle elli ello eloi elro eoir eole eoli eolo eore eori eorl erei erel erer erie erih eril erio erle erli erll eroe eroi erol eroo erre erro feel feer fefe feff fefi fefo fehl fehr feie feil feio feir fele felf feli fell felo feof feoh fere fero ferr ffee ffff ffii ffrr fief fiel fier fife fiff fifi fifo fiii fiil file fili fill filo fioe fior fire flee fler flii floe floo flor foer fofo fohr foie foil fole foli foll folo folr foof fool for- fore fori forl foro forr free frei freo frie fril frio froe froh frol h-ii heef heel heer hefe hehe heho heie heif heih heil heir hele helf heli hell helo heor here heri herl hero herr hhhh hhof hiei hier hiff hifh hifi hifo hifr hihe hihi hiho hiie hiil hile hili hill hilo hire hirf hiri hiro hler hoei hoel hoer hofe hoff hohe hohl hoho hoie hoif hoil hoir hol- hole holh holi holl holo hooe hoof hool hoor hore hori horl horo horr hree ieie ieio iele ieoh iere ieri ifel ifer ifhe ifil ifor ifrf ifri iher ihre iihl iiie iiii iiio iioi iioo ile- ileo iler ilie ilio ilir ill- ille illi illo iloo ilre ioee ioel ioii ioio iole iolo ioof iooi iooo iore iori iree irel irer irfe iri- irie iril irio iroh irre irri leef leel leer lefe leff lehe lehi lehr leie leif leil leio leir lele leli lell lelo leof leoi leor lere lero lfhe lhee lhhh lhor lief liel lier life liff lifl lifo lih- lihe lihi liho liii liir lile lili lill lilo lio- lior lire liri lirl liro lirr llef llll lloo loei lofe loff lofi lohe lohi loho lohr loif loir lole loli loll lolo looe loof lool loor lore lori loro lrif lroi lrrr o-eo oeil oele oere ofer off- offe offh offo offr ofor ofre ohee ohel oher ohhi ohho ohif ohio ohoh ohre oier oiii oire ole- olef oleh olei oleo oler olfe olie olio olle olli ollo olof olor ooer ooff ooho oolo oooh oooo oore ore- oreh orel oreo orer orfe orff orfi orhe ori- orie orif oril orio orle orlo oro- oroe orof oror orri orro reef reel refe reff refi refl refr rehe rehi reif reii reil reir rele rell relo reof reol rere reri rero rfef rffl rhee rheo rhio rhli rhoh rief riel rier rife riff riho riif rile rill rilo riol rire riri rlee rlef rlif roel roer rofe roff rofl rofo rohe rohl rohr roif roil roio roir role rolf roll rolo roof rooi rool roor rore rori roro rrif rrle rrrr