Matched context for firing and fouling

The page lists matched contexts for firing and fouling.

Share - firing	Share - fouling	Phrase
5.84%	19.71%	plug {firing or fouling}
3.37%	16.22%	spark {firing or fouling}
0.61%	6.20%	prevent {firing or fouling} [perform operation]
1.09%	1.34%	{firing or fouling} [does] occur
0.59%	2.29%	cause {firing or fouling} [perform operation]
0.18%	1.75%	avoid {firing or fouling} [perform operation]
0.13%	2.35%	electrode {firing or fouling}