To decrease {HEAD ~ the probability} of {TAIL ~ early misdetection}, the sync mark is chosen to have minimum correlation with shifted versions of the sync mark concatenated with the preamble field 
of
To decrease { HEAD ~ the probability } of { TAIL ~ early misdetection } , the sync mark is chosen to have minimum correlation with shifted versions of the sync mark concatenated with the preamble field
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH