{HEAD ~ Full keyword listings} are rendered after the user is given {TAIL ~ a brief cue} to say a keyword 
{ HEAD ~ Full keyword listings } are rendered after the user is given { TAIL ~ a brief cue } to say a keyword
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH