Subsequent sequences will therefore be determinable with {TAIL ~ knowledge} of {HEAD ~ the original, non precoded, transmission sequence} 
Subsequent sequences will therefore be determinable with { TAIL ~ knowledge } of { HEAD ~ the original , non precoded , transmission sequence }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD