Matched context for calcium and alkali

The page lists matched contexts for calcium and alkali.

Share - calcium	Share - alkali	Phrase
10.93%	3.17%	{calcium or alkali} hydroxide
2.71%	5.76%	{calcium or alkali} salt
6.27%	2.36%	{calcium or alkali} carbonate
5.41%	1.50%	{calcium or alkali} oxide
1.57%	1.22%	{calcium or alkali} compound
0.11%	0.30%	use {calcium or alkali} [perform operation]