This is the 3497th most frequent Turkish word.
olduğunuzu
"That you are" or "being that you are."
Here, 'olduğunuzu' explains a continuous state ('falling', being devoted) attributed to the formal 'you' with a conjunctive explanatory meaning in context.
Ailenize ne kadar düşkün olduğunuzu görüyorum.
I see how devoted you are to your family.
In this sentence, 'olduğunuzu' demonstrates the attribution of a quality (being professional) to the subject, mixing second-person and indirect expression nuances.
Profesyonel olduğunuzu bilmek, sizinle çalışma isteğimizi artırıyor.
Knowing that you are professional increases our desire to work with you.
The word 'olduğunuzu' is a compound form used to indicate the state or condition ('olmak' - to be) of the subject in relation to the predicate, connected with possessive and specific suffixes aligned with the formal 'you' for second-person plural.