Matched context for pd and pa

The page lists matched contexts for pd and pa.

Share - pd	Share - pa	Phrase
15.01%	21.48%	pressure {pd or pa}
1.96%	1.07%	signal {pd or pa}
1.88%	1.09%	use {pd or pa} [perform operation]
2.66%	0.72%	predetermined [representation] {pd or pa}