This is the 12049th most frequent Turkish word.
görebildiği
"The ability to see" or "that which he/she/it can see."
Here, 'görebildiği' means 'he could see,' indicating the views that were visible and within his capability to perceive.
Ormanlık alan boyunca görebildiği en güzel manzarayı seyretti.
He admired the most beautiful view he could see along the forested area.
In this sentence, 'görebildiği' refers to the books that were visible or accessible for him to observe.
Görebildiği kitapların listesini arkadaşına gösterdi.
He showed his friend the list of books he could see.
The word 'görebildiği' here suggests what was perceivable to him under the specific conditions present on the stage.