A current flowing from the first side to the second side of {HEAD ~ the linearization pattern} is substantially confined within {TAIL ~ the linearization pattern} 
A current flowing from the first side to the second side of { HEAD ~ the linearization pattern } is substantially confined within { TAIL ~ the linearization pattern }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL