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