I would recommend you to read https://www.amazon.com/Stuttering-and-Anxiety-Self-Cures/dp/B0741NXK8G . That book have lots of examples where you don't need to inhale and talk more smoothly.
​
I really enjoyed his book, and he even offers free coaching for anyone who reads it. His methods only work if you truly commit to it. Here is another great source of stuttering methods from a speech therapist who stutters:
https://slpstephen.com/blogs/news/the-complete-list-of-stuttering-treatment-techniques