{TAIL ~ The portion} contains {HEAD ~ sufficient direction} to locate any remaining code for carrying out the recovery process as described below with respect to FIGS 3 and 4 
{ TAIL ~ The portion } contains { HEAD ~ sufficient direction } to locate any remaining code for carrying out the recovery process as described below with respect to FIGS 3 and 4
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH