{HEAD ~ This invention} is directed to {TAIL ~ methods} for reducing cavitation in impulse ink jet printing devices 
is directed to
{ HEAD ~ This invention } is directed to { TAIL ~ methods } for reducing cavitation in impulse ink jet printing devices
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH