toin[5], toni[5], sito[5], stoi[5], nosi[4], osin[4], sino[4],
nit[4], toi[4], not[4], ton[4], sit[4], sto[4], ino[3], oni[3], osi[3], sio[3], soi[3], nos[3], son[3],
ot[3], to[3], ts[3], in[2], ni[2], no[2], on[2], si[2], os[2],
