Matched context for leak and back-flow

The page lists matched contexts for leak and back-flow.

Share - leak	Share - back-flow	Phrase
1.88%	27.51%	prevent {leak or back-flow} [perform operation]
2.58%	9.86%	fluid {leak or back-flow}
1.72%	6.55%	fuel {leak or back-flow}
1.36%	7.24%	oil {leak or back-flow}
1.09%	6.12%	gas {leak or back-flow}
1.35%	4.08%	air {leak or back-flow}
0.92%	2.52%	not {leak or back-flow}