Appox. usage (any sense): 53 per million words
Appox. usage (any sense): 0.105 per million words
Appox. usage (any sense): 0.144 per million words
Appox. usage (any sense): 53 per million words
Appox. usage (any sense): 0.105 per million words
Appox. usage (any sense): 0.144 per million words