I'd figured some of them were intentional, as that's just how people type or text, so I don't think they should all be removed.
For me, Tummy was fine for the first couple of times, but after that, the use of the word didn't make sense contextually until I started treating it as a code word.
You're quite welcome. Happy to give feedback. Also happy to be a proofreader if you need one at any point.