Can i filter using two group not one ?

Hello,

First i love this plugin alot, and i use it almost with all web site i work with, but i have a small problem her:

I want to filter using two group not only one i tried to do this:

[glossary_term_list group='ex1' group='ex2' /]

But didn’t work, can anyone help with this.

Thanks

https://www.ads-software.com/plugins/wp-glossary/