Matched context for leak-tightness and durability

The page lists matched contexts for leak-tightness and durability.

Share - leak-tightness	Share - durability	Phrase
56.45%	2.60%	{leak-tightness or durability} testing
26.21%	1.43%	ensure {leak-tightness or durability} [perform operation]
17.32%	0.38%	system {leak-tightness or durability}