{HEAD ~ The additional cost} in the assembly is negligible in {TAIL ~ view} of the advantages of the modular construction 
{ HEAD ~ The additional cost } in the assembly is negligible in { TAIL ~ view } of the advantages of the modular construction
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH