0.17 Amanda Brown Kenneth J. Lindblom Barbara J. Duffelmeyer Rolf Norgaard Carol E. Dietrich, Five Comments on Peter Elbow's "Ranking Evaluating and Liking", College English, 1994.

{ test assessment evaluation testing }	0.17
{ writing students writers write }	0.15
{ kind question problem point }	0.10
{ teaching students teachers teacher }	0.07