The handset will constantly search for signals from other adjacent user groups which are {HEAD ~ members} of {TAIL ~ the total system} but outside his present cell 
of
The handset will constantly search for signals from other adjacent user groups which are { HEAD ~ members } of { TAIL ~ the total system } but outside his present cell
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH