eeee eefe eerg eero ef-g efeo effi efgp efor egee eger egfp egfr egge eggi eggo eggp egir ego- egoi egor egpe egpi egpo egre egri eiei eier eige eigg eipo eipr eire eoir eore eori epee eper epi- epie epip epor eppo eppp epro eprp erei erer erg- ergg ergi ergo erie erio eroe eroi eroo erpe erre erro feer fefe feff fefi fefo fege fegg feie feig feio feir feof fere fero ferr ffee ffff ffii ffrr fief fier fife fiff fifi fifo figg figo fiii fioe fior fipp fire foer fofo foge fogg fogi fogo foie foof fopp for- fore forg fori foro forr fprf free frei freo frep frie frig frio frip froe frog frop geep geer gefe gege gegg gego geie geif geig geir geo- geof geog gepe gere geri gero gfer gfor ggfg gggg ggpo gief gier gife giff gige gigg gigi gigo giog gioi giop gipe gipf gipi gipp gire girg giri giro girr goef goer gofe goff gofr gogi gogo goif goip goof goog gooi goop goor gope gopi gopo gore gorf gorg gori goro gorp gorr gper gpgp gpip gprp gree gref greg grep grie grif grig grip grof grog groi groo grop gror grrr i-go ieie ieio iere ieri ifer ifge ifor ifpo ifrf ifri iger igoe igoo igor igri iiie iiii iiio iioi iioo iiop iipf ioee ioii ioio ioof iooi iooo iore iorg iori iper ipie ipoe ipop ippf ippo ippr ipri iree irer irfe iri- irie irig irio irip irop irpe irre irri o-eo oere ofer off- offe offo offr ofgo ofor ofre ogee oger ogfr ogge oggi ogog ogoi ogre ogri ogro oier oigo oiii oire ooer ooff oooo oore opei opep oper opie opii opio opo- opor oppi oppo ore- oreg oreo orer orfe orff orfi orge orgo ori- orie orif orig orio oro- oroe orof oror orpe orpi orri orro peep peer peff pegg pego peio peip peir peor pepe pepi pepo per- pere perf perg peri pero perp perr pfff pffr pger piep pier piff pigf pigg pigo pigp piip pipe pipi pipo pipp pire pirg piri piro pirr poer poff pofi poge pogg pogo poio poof poop poor pop- pope popi popo popp pore porg pori poro porr pper ppgi ppie ppif ppig pppo pppp pprf pre- pree pref preg prep pri- prie prif prig prii pro- proe prof prog proo prop prri reef reep refe reff refg refi refr rege regi rego regr reif reii reir reof reog reop repe repi repo repp repr rere rerg reri rero rfef rief riep rier rife riff rige rigg rigi rigo riif ripe ripi ripp ripr rire riri roeg roer rofe roff rofo roge rogg rogi rogo roif roig roio roir roof roog rooi roop roor rope ropo rore rori roro rpii rpoe rpof rrif rrrr