Appox. usage (any sense): 70 per million words
Appox. usage (any sense): 17.8 per million words
Appox. usage (any sense): 21.8 per million words
Appox. usage (any sense): 70 per million words
Appox. usage (any sense): 17.8 per million words
Appox. usage (any sense): 21.8 per million words