Matched context for instability and backfire

The page lists matched contexts for instability and backfire.

Share - instability	Share - backfire	Phrase
2.07%	31.20%	{instability or backfire} [does] occur
2.19%	28.38%	prevent {instability or backfire} [perform operation]
3.97%	11.80%	{instability or backfire} problem
5.57%	7.44%	cause {instability or backfire} [perform operation]