400
The distinct patterns in Michael's pronunciation
What are He can produce voiced consonants, like (b) and (d), but is not yet capable of uttering voiceless consonants like(p) and (t). He can produce some stops, such as (b) and (d) but no fricatives such as (th), (v), (s), or (sh). He can produce stops in the initial position in words but cannot yet produce them at the end of words.