The reflector may be bent along {HEAD ~ its length} to conform to {TAIL ~ shaped or otherwise bent cold cathode lamps} 
to conform to
The reflector may be bent along { HEAD ~ its length } to conform to { TAIL ~ shaped or otherwise bent cold cathode lamps }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL