faso[8], fosa[8], sofa[8], anso[4], naos[4], nosa[4], sona[4],
fan[7], fon[7], fas[7], fos[7], sof[7], ano[3], ona[3], ans[3], nas[3], san[3], osa[3], nos[3], son[3],
fa[6], na[2], no[2], on[2], as[2], os[2],
