nutu[9], runu[8], nitu[7], unit[7], itru[7], triu[7], nurt[7], inru[6], ruin[6], runi[6],
tiu[6], tui[6], uti[6], nut[6], rut[6], tur[6], rui[5], nur[5], run[5], urn[5], nit[4], itr[4], tir[4], tri[4], inr[3],
uu[6], tu[5], ut[5], nu[4], in[2], ni[2],
