31.   With such successes to spur them on, researchers are tackling new questions raised by new treatments.

32.   But Bulgaria has suffered through a parade of governments, most of them dominated by former Communists, who were unable or uninterested in tackling the question.

33.   It is important for Europeans to be able to tackle these questions when they want to do so.

34.   Mr Lee explained this was to enable the presidium to tackle unexpected questions.

35.   Once there is a cease-fire, he said, the parties can tackle the question of how to proceed.

36.   Smith said the Adrians are revered as much for their willingness to tackle controversial questions as for the many fronts on which they fight social injustice.

37.   Supreme Court tackles question of secession.

38.   The package includes interviews with various pilots and tackles the question of search and rescue missions for downed pilots.

39.   The Security Council still has to tackle the question of how any force would be financed.

40.   There are wide differences on how to tackle these questions.