Matched context for sodium and strontium

The page lists matched contexts for sodium and strontium.

Share - sodium	Share - strontium	Phrase
18.04%	7.37%	{sodium or strontium} hydroxide
4.87%	3.20%	{sodium or strontium} carbonate
2.46%	4.28%	{sodium or strontium} oxide
2.44%	3.99%	{sodium or strontium} chloride
1.99%	4.85%	{sodium or strontium} nitrite
2.54%	3.64%	{sodium or strontium} sulfate
0.40%	1.39%	include {sodium or strontium} [perform operation]