Looking on the internet deeply has found these results:

good to hear that you are safe is the most popular phrase on the web.

good to know that you are safe 12 results on the web	good to hear that you are safe 110 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I need to know that you and Landon are safe. I wanted you to know that Leon and Percival are safe. It is good to know that the Community has responded to this natural catastrophe so promptly by dispatching experts and money. He wants more than anything just to look on you and to know that you are safe. I need to know that they are safe! Citizens need to know that transplantation systems are safe and reliable. Good to know that we are on the same page on anything. It was really good to know that a detached woman is capable of love.	That is why it is really good to hear that Mrs Wallström has ambitions for the years to come. It is good to hear that speakers have supported these two reports. However, it is good to hear that there has been some coordination on the basis of this initiative. It did Noah good to hear that George cared, even if it isn't true. It does my heart good to hear that Adele is being so well cared for. I was thinking about him the other day, and it's good to hear that he's pretty fine. It is good to hear that the Commission has taken these arguments on board and promised to get back to us on this issue. Firstly, it is good to hear that the IGC has the highest priority for you.

good to know that you are safe

12 results on the web

good to hear that you are safe

110 results on the web

More popular!

I need to know that you and Landon are safe.
I wanted you to know that Leon and Percival are safe.
It is good to know that the Community has responded to this natural catastrophe so promptly by dispatching experts and money.
He wants more than anything just to look on you and to know that you are safe.
I need to know that they are safe!
Citizens need to know that transplantation systems are safe and reliable.
Good to know that we are on the same page on anything.
It was really good to know that a detached woman is capable of love.

That is why it is really good to hear that Mrs Wallström has ambitions for the years to come.
It is good to hear that speakers have supported these two reports.
However, it is good to hear that there has been some coordination on the basis of this initiative.
It did Noah good to hear that George cared, even if it isn't true.
It does my heart good to hear that Adele is being so well cared for.
I was thinking about him the other day, and it's good to hear that he's pretty fine.
It is good to hear that the Commission has taken these arguments on board and promised to get back to us on this issue.
Firstly, it is good to hear that the IGC has the highest priority for you.