Looking on the internet deeply has found these results:

Of course is the most popular phrase on the web.

of cuz 1140,000 results on the web	Of course 1748,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Of course, of course, of course, of course. Of course, of course, mustn't worry, poor women. Of course, of course slavery Is the worst thing that ever happened. Of course, she fell for me, and of course, I wanted no part of her. Of course I know that Rex is the Master, and of course I would never question the word of someone so... wise. Of course, of course, anything. Of course... of course it would come to this. Of course, of course they work in alignment.

of cuz

1140,000 results on the web

Of course

1748,000,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Of course, of course, of course, of course.
Of course, of course, mustn't worry, poor women.
Of course, of course slavery Is the worst thing that ever happened.
Of course, she fell for me, and of course, I wanted no part of her.
Of course I know that Rex is the Master, and of course I would never question the word of someone so... wise.
Of course, of course, anything.
Of course... of course it would come to this.
Of course, of course they work in alignment.