A method of manufacturing {HEAD ~ a spacer} for {TAIL ~ a substrate} having a gate structure formed thereon 
for
A method of manufacturing { HEAD ~ a spacer } for { TAIL ~ a substrate } having a gate structure formed thereon
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH