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