Appox. usage (any sense): 170 per million words
Appox. usage (any sense): 3.85 per million words
Appox. usage (any sense): 0.712 per million words
Appox. usage (any sense): 170 per million words
Appox. usage (any sense): 3.85 per million words
Appox. usage (any sense): 0.712 per million words