Some of these speeches use the same words, as writers and speakers often use a word over and over. I'm known to write "probably" a lot. You probably have the same tendency. So these can be easy if the same political person is at the stand speaking. So read some of what the person speaking has wrote or said in the past. Note any similar words or phrases. Practice those.
"Gregg Shorthand had achieved the most extraordinary success ever attained by any system in the history of shorthand." John Robert Gregg, 1922