Matched context for degradation and contamination

The page lists matched contexts for degradation and contamination.

Share - degradation	Share - contamination	Phrase
3.02%	7.99%	prevent {degradation or contamination} [perform operation]
1.95%	4.79%	oil {degradation or contamination}
5.11%	1.09%	sensor {degradation or contamination}
1.64%	2.96%	{degradation or contamination} degree
0.48%	6.80%	{degradation or contamination} level
2.13%	1.81%	avoid {degradation or contamination} [perform operation]
1.37%	2.44%	reduce {degradation or contamination} [perform operation]
1.55%	0.81%	cause {degradation or contamination} [perform operation]
0.17%	1.26%	{degradation or contamination} signal
0.26%	1.01%	{degradation or contamination} [does] occur
0.40%	1.00%	{degradation or contamination} [does] require