{TAIL ~ The online web site analysis tool} is defined to perform data mining operations on the search engine usage logs to find/identify {HEAD ~ the field web sites} associated with the target web site 
{ TAIL ~ The online web site analysis tool } is defined to perform data mining operations on the search engine usage logs to find / identify { HEAD ~ the field web sites } associated with the target web site
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH