Matched context for existence and absence

The page lists matched contexts for existence and absence.

Share - existence	Share - absence	Phrase
3.96%	2.89%	detect {existence or absence} [perform operation]
3.69%	1.94%	determine {existence or absence} [perform operation]
8.91%	0.69%	condition {existence or absence}
2.53%	1.59%	sense {existence or absence} [perform operation]
1.90%	1.99%	current {existence or absence}
2.54%	1.35%	indicate {existence or absence} [perform operation]
1.49%	0.96%	responsive to {existence or absence}