Alternatively, {HEAD ~ data errors} can be corrected by reading the data values from a sector of memory cells including one or more memory cells containing one or more errors, erasing {TAIL ~ the sector}, and then programming the sector with corrected data values 
corrected by erasing
Alternatively , { HEAD ~ data errors } can be corrected by reading the data values from a sector of memory cells including one or more memory cells containing one or more errors , erasing { TAIL ~ the sector } , and then programming the sector with corrected data values
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH