Matched context for prior-art and cleaning

The page lists matched contexts for prior-art and cleaning.

Share - prior-art	Share - cleaning	Phrase
24.49%	19.44%	{prior-art or cleaning} apparatus
20.05%	16.56%	{prior-art or cleaning} system
10.38%	19.83%	{prior-art or cleaning} device
2.67%	3.18%	{prior-art or cleaning} unit