fock[14], fick[13], rock[11], rack[10], rick[10], ciao[8], orca[8], fora[8], coir[8], karo[8], okra[8], fair[7], raki[7],
koi[7], kor[7], aki[6], kai[6], car[6], kar[6], kir[6], roi[4], air[3], rai[3],
fa[5], ai[2], ar[2],