A terminal transmits {HEAD ~ a beacon} for participating in {TAIL ~ a network} in the wireless ad hoc communication system 
for participating in
A terminal transmits { HEAD ~ a beacon } for participating in { TAIL ~ a network } in the wireless ad hoc communication system
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH