Additionally, an audio visual synthetic speech system constructed according to {HEAD ~ the principles} of the invention is capable of {TAIL ~ real time adaptive synchronization}, that is resynchronizing at any time the audio and video portions if they become unsynchronized 
Additionally , an audio visual synthetic speech system constructed according to { HEAD ~ the principles } of the invention is capable of { TAIL ~ real time adaptive synchronization } , that is resynchronizing at any time the audio and video portions if they become unsynchronized
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