101.  Shapiro said there is no apparent reason for the decline.

102.  Skye would fall down for no apparent reason, and the boys continued to have flulike symptoms.

103.  Sometimes they peter out after a few years for no apparent reason.

104.  Sometimes the computer would just freeze up for no apparent reason at all.

105.  Sometimes, computers freeze for no apparent reason, and absolutely the only way to get things running again is to turn them off.

106.  Some hardwood floors open up for no apparent reason, but there always is a reason.

107.  Sometimes he is overcome with emotion for no apparent reason.

108.  Sometimes, however, the level may start to rise for no apparent reason.

109.  Sudden falls by a child for no apparent reason.