"I finally miss you" would be better.
The phrase "Is you don't miss me do you" is not grammatically correct. It should be rephrased to something like "Don't you miss me?" to be correct.
No, the correct way to say it is "She has finally come."
Both are grammatically correct depending on how you are using it. Ex. "When can you come to my house?" or "When you can come to my house, we will finally be able to play my computer game."
Yes, it is.
"Not like that" can be grammatically correct, depending on the context.
Yes! That is grammatically correct!
Yes, 'for free', is grammatically correct.
The phrase "You are not knowing" is not grammatically correct. Instead, you can use "You do not know" or "You are not aware."
"That was wrong" is a grammatically correct sentence.
Yes, it is grammatically correct.
Yes, Almighty God is grammatically correct.
The sentence "Rhoda's Crazy" is not grammatically correct. It is missing a verb to make a complete sentence.