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