Looking on the internet deeply has found these results:

they are all is the most popular phrase on the web.

they all are 115,600,000 results on the web	they are all 1339,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Seems like they all are these days. If you look at a map, they all are in the Sea of Japan. They all are very arrest and to kill the people. There's a reason why no one was in this line, 'cause they all are smart. Then we should assume they all are. I think she's in shock, I think they all are. Just because some Mages are evil does not mean they all are. Sorry, I think they all are.	But they are all friends from college. I have many brothers here and they are all equal. Her name is Dr. Reid, and they are all excellent doctors. Since every interpretation gives exactly the same answer to every measurement, they are all equally correct. And right now, out there, they are all denying the fact that they're sad. And now they are all waiting for me to die. Look Michele, they are all in bloom. These funeral guys, they are all crocks.

they all are

115,600,000 results on the web

they are all

1339,000,000 results on the web

More popular!

But they are all friends from college.
I have many brothers here and they are all equal.
Her name is Dr. Reid, and they are all excellent doctors.
Since every interpretation gives exactly the same answer to every measurement, they are all equally correct.
And right now, out there, they are all denying the fact that they're sad.
And now they are all waiting for me to die.
Look Michele, they are all in bloom.
These funeral guys, they are all crocks.