Could you provide more context or information about where you encountered this term?
For example:
* Is it a specific acronym? If so, what does each letter stand for?
* What is the subject matter? Is it related to speech, language, music, or something else?
* Where did you see this term? Was it in a book, website, or other source?
Knowing more about the context will help me understand what "SOFA Syllables" might refer to and give you a more accurate answer.