-ene dddd dedd dede dedu deed deen deev dene denn denu deue deux deve dex- dexe dnev dudd dude dudu dune dunn duve dxed dxnd dxnu dxnv dxue dxxx edde ede- eden edex edun edve eede eedu eeee eend eevn en-v end- ende endu ened enee enne ennu enue eude even evex exed exen ndde nedd nede nedu need neen neev nend nene nenu neue neun neuu neve nexe nexx nnnn nudd nude nuee nune nunn nxdn uden udev udun uend unde uned unee unen unne uuen uuuu uven uvvu uxue vede veen ven- vend vene venn venu veve vexx vudu vuen vvvv x-ed xdvd xen- xene xenn xenu xexe xnee xuxu xxxv xxxx