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