Further, {HEAD ~ a shape} of the bodies is formed by patterning {TAIL ~ the first surface} of the substrate 
is formed by patterning
Further , { HEAD ~ a shape } of the bodies is formed by patterning { TAIL ~ the first surface } of the substrate
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH