71.   But he said one possible explanation is that the media conglomerate is trying to hedge its bet in the event that Napster wins the lawsuit.

72.   But if a letter is never found, there is at least one possible explanation for what happened.

73.   But immigration is not the only possible explanation.

74.   But it said one possible explanation lay in the work of Alfred Blumstein, a professor at Carnegie Mellon University.

75.   But she noted that there were other possible explanations for some of the findings and that more research was needed to validate the method.

76.   But other researchers offered other possible explanations for these findings.

77.   But the glowing hydrogen inside the galactic cores, they said, could have several possible explanations.

78.   But there are several possible explanations, most of which suggest that while humans can successfully operate juice box holders, they may not be ready for anti-lock brakes.

79.   But there are several other possible explanations.

80.   But there is another possible explanation here.