61.   But she said she had no clues for the investigators.

62.   But no one has a clue what they will decide.

63.   But the police had few clues to go on, except that the shopping bag had come from a clothing store on Fulton Street in Brooklyn.

64.   But they had no clue how to run a business.

65.   But we have no clue how it feels to eat less than we need for months on end.

66.   But the worker has no clue.

67.   But we do have some clues.

68.   But when people look straight up at the moon, they no longer have land clues to compute distances.

69.   But they do have clues.

70.   But you think such meager knowledge means you have a clue about the world of graphic symbols?