Numerous variations on {TAIL ~ the method} and {HEAD ~ apparatus} of the present invention are possible and likely 
Numerous variations on { TAIL ~ the method } and { HEAD ~ apparatus } of the present invention are possible and likely
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH