{HEAD ~ The system} computes a plurality of available traffic routes from {TAIL ~ the current location} to the destination location or to the destination region 
{ HEAD ~ The system } computes a plurality of available traffic routes from { TAIL ~ the current location } to the destination location or to the destination region
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH