Matched context for pre-ignition and accumulation

The page lists matched contexts for pre-ignition and accumulation.

Share - pre-ignition	Share - accumulation	Phrase
4.64%	21.38%	{pre-ignition or accumulation} chamber
3.43%	4.02%	prevent {pre-ignition or accumulation} [perform operation]
3.17%	1.78%	{pre-ignition or accumulation} zone
4.47%	0.79%	{pre-ignition or accumulation} [does] occur
2.05%	1.54%	avoid {pre-ignition or accumulation} [perform operation]
3.95%	0.52%	cause {pre-ignition or accumulation} [perform operation]
1.10%	0.23%	{pre-ignition or accumulation} circuit