Matched context for sulfate and bisulfite

The page lists matched contexts for sulfate and bisulfite.

Share - sulfate	Share - bisulfite	Phrase
4.25%	24.66%	barium {sulfate or bisulfite}
2.16%	24.40%	magnesium {sulfate or bisulfite}
1.08%	23.24%	calcium {sulfate or bisulfite}
0.90%	27.67%	strontium {sulfate or bisulfite}