...this text is essential. It transitions Eco from a novelist (though he wrote this before his major fiction successes like The Name of the Rose ) to a preeminent philosopher of language.
Eco would smile at your quest. He might say: “You are looking for the key to a door that was always open. The structure you seek is absent by design. Now—interpret that.” The Absent Structure Umberto Eco Pdf
In his 1968 work La struttura assente The Absent Structure Umberto Eco The Absent Structure Umberto Eco Pdf