Matched context for copper and silver

The page lists matched contexts for copper and silver.

Share - copper	Share - silver	Phrase
1.06%	10.13%	{copper or silver} carboxylate
0.44%	10.13%	{copper or silver} thio-phosphates
0.44%	9.98%	{copper or silver} thiocyanate
0.40%	9.23%	{copper or silver} borate
0.40%	9.03%	{copper or silver} halide
0.40%	9.13%	{copper or silver} sulfate
0.35%	7.90%	{copper or silver} nitrate
0.36%	8.15%	{copper or silver} phosphate
0.07%	0.98%	comprise {copper or silver} [perform operation]