Subsequently, a second dielectric layer may be formed on the first dielectric layer and {HEAD ~ then the conductive spacer} and write {TAIL ~ word line} may be formed in the second dielectric layer 
Subsequently , a second dielectric layer may be formed on the first dielectric layer and { HEAD ~ then the conductive spacer } and write { TAIL ~ word line } may be formed in the second dielectric layer
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH