cnego[8], congo[8], onego[7], eocen[6], oceno[6],
cong[7], nogo[6], ogon[6], ceno[5], noce[5], ocen[5],
gen[5], ego[5], gon[5], cen[4], cne[4], noc[4], eon[3], one[3], ono[3],
go[4], ce[3], co[3], ee[2], en[2], eo[2], no[2], on[2],
