Matched context for diffusion and counterflow

The page lists matched contexts for diffusion and counterflow.

Share - diffusion	Share - counterflow	Phrase
11.63%	10.79%	{diffusion or counterflow} flame
2.46%	5.11%	{diffusion or counterflow} chamber
1.14%	3.19%	prevent {diffusion or counterflow} [perform operation]
1.37%	1.48%	fuel {diffusion or counterflow}