Matched context for obstacle and leak

The page lists matched contexts for obstacle and leak.

Share - obstacle	Share - leak	Phrase
5.64%	3.91%	detect {obstacle or leak} [perform operation]
2.14%	1.27%	present [chronology] {obstacle or leak}
0.92%	1.45%	{obstacle or leak} detection
1.61%	0.95%	{obstacle or leak} detector
1.06%	1.01%	{obstacle or leak} [does] exist
3.44%	0.34%	avoid {obstacle or leak} [perform operation]
1.19%	0.53%	{obstacle or leak} means
0.64%	0.99%	{obstacle or leak} [does] cause
0.94%	0.92%	not {obstacle or leak}