{HEAD ~ A nonwoven} with {TAIL ~ a basically clean hole structure} on a drum with plastic elevations can be produced by energy rich water jets 
with
{ HEAD ~ A nonwoven } with { TAIL ~ a basically clean hole structure } on a drum with plastic elevations can be produced by energy rich water jets
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH