-ene -ine -ing eeee eefe eefn eeng eerg ef-g efen effi efgp egee eger egfp egfr egge eggi eggp egin egir egne egpe egpi egpn egre egri eiei eien eier eige eigg eine eini eipr eire eirn enee eneg ener enfp enge engg engi engr enif enin enne enni enp- enpi enri epee epen eper epi- epie epin epip eppp eprp erei eren erer erg- ergg ergi erie erin erne erni erpe erre feen feer fefe feff fefi fege fegg feie feig fein feir fene feng feni fenn fere fern ferr ffee ffff ffii ffrr fief fien fier fife fiff fifi figg fiii fine fing fini finn finp fipp fire firn fpin fprf free frei fren frep frie frig frin frip geen geep geer gefe gege gegg geie geif geig gein geir gen- gene genf geng geni genn gepe gere geri gern gfer ggfg gggg ggrn gief gien gier gife giff gige gigg gigi gign ging gini ginn gipe gipf gipi gipp gire girg giri girn girr gnin gnip gnrr gper gpgp gpip gprp gree gref greg gren grep grie grif grig grin grip grni grrr ieie iere ieri ifen ifer ifge ifni ifnr ifrf ifri igen iger igne igni igri iiie iiii iipf inee infi infp inge inig inne inni innr inp- inpe inpi inpp inre inri ipen iper ipie ipin ippf ippr ipri iree iren irer irfe iri- irie irig irin irip irne irpe irre irri n-ii neef neei neen neep neer nefe neff nefi nege negi negp neif nein neip neir nene neng neni nepe nepi nepr nere nerf neri nerr nfer nfff nfip ngef ngen nger ngri nief nien nier nife niff nige nigg niip niir nine ning nini nipe nipr nire nngn nnnn nnpi nnpr npif npin npri nren nrpn peen peep peer peff pegg pein peip peir pen- pene peng peni penn pepe pepi per- pere perf perg peri pern perp perr pfff pffr pger pien piep pier piff pigf pigg pign pigp piip pine ping pini pinn pinp pipe pipi pipp pire pirg piri pirn pirr pnin pnpp ppen pper ppgi ppie ppif ppig pppn pppp pprf pre- pree pref preg pren prep pri- prie prif prig prii prin prnp prri reef reen reep refe reff refg refi refn refr rege regi regn regr reif reii rein reir rene reng reni renn repe repi repp repr rere rerg reri rfef rief rien riep rier rife riff rige rigg rigi riif riin rine rinf ring rinn ripe ripi ripp ripr rire riri rnie rnin rpii rppn rrif rrrr