Looking on the internet deeply has found these results:

I have confirmed is the most popular phrase on the web.

I confirmed 1600,000 results on the web	I have confirmed 17,880,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
During the last occurrence, I confirmed one of my hypotheses. I confirmed your daughter was placed in protective custody with her mother in 1990. I confirmed that the European Parliament supported what President Bush had said, and that we hoped to work with him to put his ideas into practice. Guys... I confirmed what's on the drive. I confirmed with a structural engineer that we can knock out this wall and construct a surgical theater. I confirmed your interview with Kobe... I confirmed C.O.D.'s on our female victims. However, in my letter of 20 February, I confirmed that the substance of Microsoft's response would of course be taken into account by the Commission.	It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

I confirmed

1600,000 results on the web

I have confirmed

17,880,000 results on the web

More popular!

During the last occurrence, I confirmed one of my hypotheses.
I confirmed your daughter was placed in protective custody with her mother in 1990.
I confirmed that the European Parliament supported what President Bush had said, and that we hoped to work with him to put his ideas into practice.
Guys... I confirmed what's on the drive.
I confirmed with a structural engineer that we can knock out this wall and construct a surgical theater.
I confirmed your interview with Kobe...
I confirmed C.O.D.'s on our female victims.
However, in my letter of 20 February, I confirmed that the substance of Microsoft's response would of course be taken into account by the Commission.

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