{HEAD ~ An incremental digital filter} provides {TAIL ~ high speed} and low cost capability such as for performing fast Fourier transforms , correlations, convolutions, and other digital filter operations 
provides
{ HEAD ~ An incremental digital filter } provides { TAIL ~ high speed } and low cost capability such as for performing fast Fourier transforms , correlations , convolutions , and other digital filter operations
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH