{TAIL ~ The number} of {HEAD ~ pages} not containing interpretive instructions are minimized to streamline the operation of setting the uncacheable attribute flags 
{ TAIL ~ The number } of { HEAD ~ pages } not containing interpretive instructions are minimized to streamline the operation of setting the uncacheable attribute flags
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH