How to get the grid contents which is on web page using jmeter

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testing

hi ,
I am using jmeter for testing the application, in the same i need to vies the grid contents on the web page, however i am not able to view that contents. so please help me for the same




Thanks

What I have tried:

I have tried to extract the dynamic contents access in the grid using regx , however it says that it is Illegal expression and gives the error. also i am not getting the the grid contents in the response data of view results.