81.   But maybe it would raise an eyebrow if I suggested that just about every single one of these searches will probably yield some useful information.

82.   But in many cases, patients get no useful information because doctors can block the release of assessments of their performance.

83.   But medical researchers are also exploiting the magical power of video games to convey useful information.

84.   But so far, the officials said, those inquiries had not provided useful information.

85.   But some books combine travel with a companion topic and may be filed in other sections of the store, causing us to miss useful information.

86.   But the prospectus reveals other useful information about the insiders.

87.   But there is much more useful marketing information to be gleaned.

88.   But there is useful information to be had.

89.   But whether the boxes would provide useful information was unclear Sunday.

90.   But, frankly, their brochures contain little useful information.