download the Vocable AAC app
If you CAN NOT SPEAK and can NOT communicate try using
Vocable AAC for iOS – Empowering people to communicate with care takers and loved ones. https://vocable.app
apple phone https://apps.apple.com/us/app/vocable-aac/id1497040547
android phone https://play.google.com/store/apps/details?id=com.willowtree.vocable&hl=en_us
This is a thought starter video.