This is the 2604th most frequent Turkish word.
sürecini
The word "sürecini" in Turkish means "its process" or "the process of it" (possessive form of "süreç").
In this sentence, 'sürecini' refers to the process of preparing a document, functioning as the object of the verb 'tamamladım' (completed).
Belge hazırlama sürecini tamamladım.
I have completed the document preparation process.
Here, 'sürecini' represents the process of education. It is used in an accusative form, indicating that this was the specific process being followed.
Eğitim sürecini dikkatle takip etti.
He/She carefully followed the education process.
In this example, 'sürecini' denotes the process of developing a new product and shows possession related to 'yeni ürün geliştirme'.