Matched context for cycling and reversal

The page lists matched contexts for cycling and reversal.

Share - cycling	Share - reversal	Phrase
6.10%	11.95%	{cycling or reversal} frequency
5.31%	3.96%	rapid [motion] {cycling or reversal}
1.92%	2.14%	ratio {cycling or reversal}
3.69%	0.82%	prevent {cycling or reversal} [perform operation]
1.83%	1.54%	cause {cycling or reversal} [perform operation]
4.18%	0.63%	valve {cycling or reversal}
1.31%	1.04%	pressure {cycling or reversal}