Matched context for draw back and eject

The page lists matched contexts for draw back and eject.

Share - draw back	Share - eject	Phrase
10.00%	4.33%	{draw back or eject} gas [perform operation]
10.39%	2.24%	chamber [location] {draw back or eject}
5.47%	3.94%	{draw back or eject} air [perform operation]
7.80%	1.68%	{draw back or eject} vapor [perform operation]
3.66%	0.44%	{draw back or eject} modal will