{HEAD ~ A body trigger bias} is imposed on {TAIL ~ the body} of the TFT to reduce its threshold voltage for increasing the driving current 
is imposed on
{ HEAD ~ A body trigger bias } is imposed on { TAIL ~ the body } of the TFT to reduce its threshold voltage for increasing the driving current
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH