Generally, the usual, most frequent force acting on {HEAD ~ the clasps} of personal ornaments or {TAIL ~ furnishings} is tension 
of
Generally , the usual , most frequent force acting on { HEAD ~ the clasps } of personal ornaments or { TAIL ~ furnishings } is tension
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH