71.   That only scratches the surface of the rule book for the new extensions.

72.   The big difference was that if you scratched the surface of these gay guys, you found a loving, caring, supportive tribe.

73.   The film merely scratches the surface of the ski-bum mystique and leaves more questions than answers.

74.   The investigation merely scratches the surface of the problem, Napolitano and disability advocates say.

75.   The NCAA has only scratched the surface, but the itch is not going away.

76.   The practice invites scratching the surface of the CD.

77.   The racist comments just scratch the surface of the stream-of-consciousness maliciousness and bravado contained in the interviews with McKinny.

78.   The shoulder raises the slot above the work and minimizes the possibility of scratching the surface of the work when driving the screw.

79.   The world of online art and art galleries is growing rapidly, and we are only scratching its surface.

80.   These, of course, only scratch the surface of the separate realities that people in Hong Kong are having to sort out.