31.   Heating oil prices in the Northeast nearly tripled last February during a cold spell that oil refiners and the Clinton Administration alike had failed to anticipate.

32.   He said that the cause of the cold spell was elusive, but probably is related to complicated shifts in patterns of ocean surface temperatures.

33.   Heating oil supplies could stay low if a prolonged cold spell in Europe depletes European fuel supplies and boosts demand for U.S. refined product exports, traders said.

34.   Joan Pursley thought she had heard every possible street request for money, but she got a new one during the last cold spell.

35.   Last winter, however, the cold spells did not last long enough for many ski areas to recoup their losses from warm spells.

36.   Natural gas plunged amid expectations that the cold spell in the Midwest will end during the next few days.

37.   Natural gas rose amid expectations the cold spell in the Midwest will stretch into the weekend, underpinning demand.

38.   Natural gas plunged amid expectations that the current cold spell in the Midwest will end during the next few days.

39.   Now weary residents of eastern Canada, already reeling from the most damaging winter storm in memory, are shivering under a dangerous cold spell.

40.   Otherwise, soccer could be in for another long cold spell in the U.S.