1.   Her voice was barely audible over the noise.

2.   But the sound system sends the Christian music across the water, clearly audible over the low moans of speeding motorboats.

3.   Never mind that audible over the orchestral swells was the inevitable cough with each pirouette.

4.   Some of the comments were barely audible over the roar of the westerly wind whipping across the microphone.

5.   The thump was audible over the groan of the small Labor Day crowd.

6.   The thump was audible over the groans of the small Labor Day crowd.

7.   Jensen and the other speakers were on a podium far away, their words barely audible over a weak public-address system.

8.   Suddenly, and surprisingly, the roar of one of the jets was audible over the tower.

9.   The blasts, which were audible over the live radio broadcast, were felt several kilometers away, they said.