Appox. usage (any sense): 766 per million words
Appox. usage (any sense): 1 per million words
Appox. usage (any sense): 0.715 per million words
Usage unknown
Appox. usage (any sense): 766 per million words
Appox. usage (any sense): 1 per million words
Appox. usage (any sense): 0.715 per million words
Usage unknown