Matched context for sp and sd

The page lists matched contexts for sp and sd.

Share - sp	Share - sd	Phrase
4.73%	39.82%	signal {sp or sd}
2.60%	5.66%	{sp or sd} [does] represent
2.80%	3.42%	valve {sp or sd}
0.99%	3.50%	produce {sp or sd} [perform operation]
0.93%	3.87%	ratio {sp or sd}