41.   The price is a big hurdle, observers said.

42.   The pilots counter that job security and money are the two big hurdles standing in the way of a settlement.

43.   The second big hurdle involves a host animal.

44.   The stigma of emotional illness remains a big hurdle.

45.   There are some big hurdles.

46.   This clears a big hurdle for the popular treaty, but the outlook in Senate remains unclear.

47.   Until recently, the cost of interactive TV was a big hurdle.

48.   Two big hurdles remain.

49.   While the vote on Wednesday afternoon cleared a big hurdle for the McCain-Feingold bill, it was by no means the last obstacle.

50.   While the accord was always expected to pass, backers in Northern Ireland faced a big hurdle in pulling Unionists to their side.