    ISentence 14: Intel Corp.   Inarrowed its fourth-quarter  sales estimate to the top end  lof earlier estimates Thursday ,  lanticipating that customers will  lbuy more personal computers  during the key holiday season    Sentence 2: Intel Corp.  Inarrowed its fourth-quarter  sales estimate to the top end  lof earlier estimates Thursday ,  land announced if will take an  laccounting charge on one of  its businesses .