You have to try it to understand what I mean ( you only observing right now ) You should use the correct way to speak ( with the 4 techniques ) and see .. if you are still stuttering or have fear?It means that the word or letter is still difficult , and you have to work on it more until it becomes easy to pronounce in all situations. in your case, you do not have fear, this is good, just work on the side of the correct pronunciation with techniques and you will see the difference. It is not possible to stutter when you have completely killed the difficulty of the letter and it has reached 0% stuttering and 0% fear / 100% confidence in all areas and situations.