-ene dddd dedd dede dedu deed deen deep dene denn denu depe depp deue deux dex- dexe dppx dudd dude dudu dune dunn dupe dxed dxep dxnd dxnu dxue dxxx edde eddp ede- eden edex edun edup eede eedu eeee eend end- ende endu ened enee enne ennu enp- enue epee epen eppp epxp eude exed exen expn n-up ndde ndnp ndpd nedd nede nedu need neen neep nend nene nenu nepe neue neun neuu nexe nexx nnnn nppd nudd nude nuee nune nunn nupe nxdn pdpn ped- pede peed peen peep pen- pend pene penn penu pepd pepe peun pneu pnpp pnup ppen pppd pppn pppp pu-e pudu pued pueu pund pune punu punx pupe pupu puxe pxdn uden udpd udun uend unde uned unee unen unne uped upen upne upnp uppe uppp uppu upup uuen uuuu uxue x-ed xen- xene xenn xenu xexe xnee xuxu xxxx