Matched context for switch back and shuttle

The page lists matched contexts for switch back and shuttle.

Share - switch back	Share - shuttle	Phrase
28.58%	40.11%	{switch back or shuttle} valve [perform operation]
20.11%	27.04%	position [connection] {switch back or shuttle}
1.60%	9.44%	valve [does] {switch back or shuttle}
2.01%	6.25%	{switch back or shuttle} modal will