Matched context for condensation and backflow

The page lists matched contexts for condensation and backflow.

Share - condensation	Share - backflow	Phrase
2.65%	22.00%	prevent {condensation or backflow} [perform operation]
1.68%	19.24%	{condensation or backflow} zone
2.99%	6.36%	fuel {condensation or backflow}
1.99%	1.33%	water {condensation or backflow}
1.16%	1.36%	avoid {condensation or backflow} [perform operation]
1.35%	0.75%	cause {condensation or backflow} [perform operation]
0.33%	0.85%	{condensation or backflow} means