Matched context for difficulty and failure

The page lists matched contexts for difficulty and failure.

Share - difficulty	Share - failure	Phrase
10.92%	0.23%	encounter {difficulty or failure} [perform operation]
5.48%	0.28%	{difficulty or failure} [does] arise
0.60%	2.93%	{difficulty or failure} [does] occur
1.74%	0.71%	cause {difficulty or failure} [perform operation]
2.29%	0.24%	avoid {difficulty or failure} [perform operation]
0.36%	0.49%	engine {difficulty or failure}
3.75%	0.18%	experience {difficulty or failure} [perform operation]
0.29%	0.91%	ignition {difficulty or failure}
0.97%	0.49%	lead to {difficulty or failure}
0.26%	0.72%	mechanical [functioning] {difficulty or failure}
1.05%	0.30%	not {difficulty or failure}
0.52%	0.91%	operational [functioning] {difficulty or failure}
0.32%	0.30%	possible [certainty] {difficulty or failure}
0.21%	0.51%	prevent {difficulty or failure} [perform operation]
0.75%	0.51%	prone to {difficulty or failure}
0.62%	0.39%	serious [importance] {difficulty or failure}
0.15%	2.80%	system {difficulty or failure}
0.16%	0.22%	valve {difficulty or failure}