{HEAD ~ The computer program} may also include a code segment for routing {TAIL ~ the services} to a communications device 
{ HEAD ~ The computer program } may also include a code segment for routing { TAIL ~ the services } to a communications device
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH