Points of interest:

אני יהוה אלכיהם

is used 8 times. one of them with

אשר הוצאתי אתכם מארץ מיצרים

and

אני יהוה

is used 8 times.
At first Moshe is supposed to communicate to

כל עדת בני ישראל

and then

בני ישראל

only – who is included and who is excluded?