third source/drain regions of the second conductivity type formed in the outward portions from said second silicate glass layer in {HEAD ~ the primary surface} of {TAIL ~ said substrate}; and 
third source / drain regions of the second conductivity type formed in the outward portions from said second silicate glass layer in { HEAD ~ the primary surface } of { TAIL ~ said substrate } ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH