Matched context for switchable and electro-magnetic

The page lists matched contexts for switchable and electro-magnetic.

Share - switchable	Share - electro-magnetic	Phrase
14.40%	53.78%	{switchable or electro-magnetic} valve
4.11%	8.33%	{switchable or electro-magnetic} device
5.04%	3.69%	{switchable or electro-magnetic} coupling
3.05%	5.53%	{switchable or electro-magnetic} clutch
1.20%	0.89%	{switchable or electro-magnetic} means