{HEAD ~ A sequential scheduling} can also be used in {TAIL ~ order} to reduce the area of hardware space utilized 
used in
{ HEAD ~ A sequential scheduling } can also be used in { TAIL ~ order } to reduce the area of hardware space utilized
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH