{HEAD ~ The present invention} relates to a scanner housing structure, and especially to {TAIL ~ a housing structure} of a scanner drawably built in a computer 
relates especially to
{ HEAD ~ The present invention } relates to a scanner housing structure , and especially to { TAIL ~ a housing structure } of a scanner drawably built in a computer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH