Therefore, {HEAD ~ multilayer structures} may also undergo {TAIL ~ establishment} of a reliable, electrically conductive connection in a manner entirely free of soldering 
undergo
Therefore , { HEAD ~ multilayer structures } may also undergo { TAIL ~ establishment } of a reliable , electrically conductive connection in a manner entirely free of soldering
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH