{TAIL ~ The number} of records actually retrieved and searched for {HEAD ~ the query sub string} is thereby reduced 
{ TAIL ~ The number } of records actually retrieved and searched for { HEAD ~ the query sub string } is thereby reduced
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH