-ene -yne bbbb bbeb bbpr bebb bebe beby beeb been beep beer beey bene benn bere bern berr bery beye beyn bner bnpp bnrr breb bree bren brep brer brey brrr bry- brye bryn byen byer byre byrn ebbr ebby eben eber eeby eeee eeny eery enb- enbn enbr enby enee ener eney enne enny enp- enry enye epee epen eper eppp eppy eprb eprp erbb erbe ereb eren erer erne erpe erre erye eyeb eyen eyer eyey eyne eype eyre eyry eyyr nber nbpp nebb nebe nebn nebr neeb neen neep neer nene nepe nepr nere nerr nery neye neyn nnnn nnpr nren nrpn nyen nyer nyne nyny nype nyrb peen peep peer pen- pene penn peny pepe per- pere pern perp perr pery peyn peyr pnpp ppen pper pppn pppp ppye pre- preb pree pren prep prey prnp pyep pyn- pyne pype pypy pyr- pyre pyry rbbb rbbr rebb rebe reeb reen reep rene renn reny repe repp repr repy rere rery reye reyn rnbr rppn rrrr rybe rybp ryeb ryen ryne rynn rype yben yber ybry yeen yeep yeer yene yepe yepp yerb yere yern yerr yery yeye yeyr ynne yren yrne yryn yyyy