In this manner, it is possible to effectively prevent the deterioration of the amount of light level resulting from {HEAD ~ the elevation} of {TAIL ~ a document} 
of
In this manner , it is possible to effectively prevent the deterioration of the amount of light level resulting from { HEAD ~ the elevation } of { TAIL ~ a document }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL