onuce[8], eocen[6],
onuc[7], eonu[6], ceno[5], noce[5], ocen[5],
ecu[6], cen[4], cne[4], noc[4], eon[3], one[3],
nu[4], ce[3], co[3], ee[2], en[2], eo[2], no[2], on[2],
