{HEAD ~ Documents} may be created from the searchable data definitions and indexed by {TAIL ~ a search engine}, while preserving semantic information available within the enterprise application 
indexed by
{ HEAD ~ Documents } may be created from the searchable data definitions and indexed by { TAIL ~ a search engine } , while preserving semantic information available within the enterprise application
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH