-ene eeee eefe eefn eeke eeng eerg ef-g efen efke egee eger egfr egge egne egre ekek eken eker ekne ekur enee eneg ener enge engg engr enke enkr enne ennu enue enuf enur eren erer erg- ergg erke erne erre erur euer euge eur- eure f--k feek feen feer fefe feff fege fegg feke fene feng fenk fenn fere ferk fern ferr feru ffee ffff ffrr ffun fnuf free fren frue frug frun fuff fufu fuge fugu fuke fukk fuku fune funf fung funk fur- fure furg furn furr geek geen geer gefe gege gegg gen- gene genf geng genk genn genu gere gern geru geue geun gfer ggfg gggg ggrn gneu gnrr gree gref greg gren greu grrr grue gruf grug grun grur guen guer guff guge gugg gugu gung gunk gunn gure gurg gurk gurn gurr guru keef keek keen keer keff kefr kege kegg kegk kegr keke keku ken- kene keng kenk kenn kenr kenu ker- kere kerf kerk kern kerr keru keug keun keur kfeg kfer kfff kffg kffk kffn kfge kfgr kfnf kfnk kfnn kfre kfrg kfrn kfrr kfru kfun kgen kgff kgfk kggf kggg kggr kgng kgnr kgnu kgre kgrg kgrk kgrn kgrr kkeg kken kkfg kkfn kkfr kkgr kkkk kkne kknn kknu kkre kkrf kkrk kkrn kkrr kkuu knee knef knek knen kneu knfr kngn kngr knkk knng knnk knnr knrg knrk knue knuk knur kree kref krek kren kreu krfe krff krfg krfn krgn krke krkk krkn krkr krku krne krng krnk krnn krnu krre krrf krrg krrk krrn krrr krue kruf krug kruk krun krur kuek kuen kueu kuff kufn kufr kuge kugn kugr kuke kukk kukn kuku kune kung kunk kunr kunu kure kurk kurr kuru kuuk kuur kuuu neef neen neer nefe neff nege neke neku nene neng nenu nere nerf nerk nerr neru neue neuf neuk neun neur neuu nfer nfff ngef ngen nger ngur nguu nkrf nngn nnnn nren nuee nuer nuff nuke nuku nune nung nunk nunn nure nurn nurr nuru nuuk reef reek reen refe reff refg refn refr refu rege regn regr regu reke rene reng renk renn renu rere rerg reru reue reuf reuk reuu rfef rkkf rrrr rrun ruen ruer rufe ruff ruge rugg ruke rukk rukn ruku rune runf rung runk runn rure ruru ruun ufer uffe ufuk ugne ugur uguu ukek ukeu ukur unee unef unen uner ungu unke unkn unne unrf ure- urfe urff urge urgu urke urne urre uruk urun urur uuen uuuu