Looking on the internet deeply has found these results:

hold back the crowd is the most popular phrase on the web.

keep back the crowd 1123,000 results on the web	hold back the crowd 1303,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Besides, subsequent events have shown that it was right to keep back the money as security, since it can now doubly benefit President Abbas and the forces of moderation. My third and final question is this: what guarantees can the Commissioner give that the Council will keep back the proposed EUR 17.5 billion? He probably escaped in the crowd. Get Nicolaou to address the crowd. They keep back the river when the water level rises. Using his vulgar play actors to inflame the crowd. Kappel's army is still trying to keep back the Bolsheviks, but to leave the front to protect Omsk would spell disaster! Okay. I know the perfect way to win back the crowd.	It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

keep back the crowd

1123,000 results on the web

hold back the crowd

1303,000 results on the web

More popular!

Besides, subsequent events have shown that it was right to keep back the money as security, since it can now doubly benefit President Abbas and the forces of moderation.
My third and final question is this: what guarantees can the Commissioner give that the Council will keep back the proposed EUR 17.5 billion?
He probably escaped in the crowd.
Get Nicolaou to address the crowd.
They keep back the river when the water level rises.
Using his vulgar play actors to inflame the crowd.
Kappel's army is still trying to keep back the Bolsheviks, but to leave the front to protect Omsk would spell disaster!
Okay. I know the perfect way to win back the crowd.

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