Looking on the internet deeply has found these results:

They enjoyed themselves is the most popular phrase on the web.

They enjoyed themselves a lot 111,700 results on the web	They enjoyed themselves 1130,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It looks like someone has enjoyed themselves very much. No, everyone enjoyed themselves and the dinner was great. She and her boyfriend would have enjoyed themselves. Or maybe someone made a lot of money and bought themselves a treat. year olds hurt themselves a lot. I think everyone enjoyed themselves and that piano player was... Well, most six	She and her boyfriend would have enjoyed themselves. After that, all the nuns enjoyed themselves. this is in a Rajasthan village, where the children recorded their own music and then played it back to each other and in the process, they've enjoyed themselves thoroughly. No, everyone enjoyed themselves and the dinner was great. This boy here in the middle of central India It looks like someone has enjoyed themselves very much. I think everyone enjoyed themselves and that piano player was... OKAY, SO BASICALLY, THE ONLY THING WE KNOW FOR SURE IS THAT HAIRY

They enjoyed themselves a lot

111,700 results on the web

They enjoyed themselves

1130,000 results on the web

More popular!

She and her boyfriend would have enjoyed themselves.
After that, all the nuns enjoyed themselves.
this is in a Rajasthan village, where the children recorded their own music and then played it back to each other and in the process, they've enjoyed themselves thoroughly.
No, everyone enjoyed themselves and the dinner was great.
This boy here in the middle of central India
It looks like someone has enjoyed themselves very much.
I think everyone enjoyed themselves and that piano player was...
OKAY, SO BASICALLY, THE ONLY THING WE KNOW FOR SURE IS THAT HAIRY