81.   But a subsequent rebound in futures prices triggered arbitrage buying in the cash market, lifting the index back into positive territory, dealers said.

82.   But bargain hunting investors later sent the index into positive territory.

83.   But buying by public funds as well as short-covering by dealers toward the close pushed the index into positive territory.

84.   But blue chips struggled to stay in positive territory, weakened by selling in basic material stocks and retailing worries.

85.   But investors bought high-tech and international blue chips on dips in the afternoon, pushing the main index into positive territory, traders said.

86.   But later, the market moved into positive territory as investors cautiously bought blue chips amid persistent unease about the direction of the currency market.

87.   But buyers stepped in during the afternoon session, sending the Nasdaq index briefly into positive territory.

88.   But it moved into positive territory in the afternoon on public and pension fund buying, prompting other players to join in, traders said.

89.   But it later gained back into positive territory on buying of major auto issues and airline stocks, including Toyota Motor, Honda Motor and Japan Airlines.

90.   But late afternoon arbitrage-linked buying pushed the Nikkei index into a positive territory, dealers said.