Matched context for iodide and fluoride

The page lists matched contexts for iodide and fluoride.

Share - iodide	Share - fluoride	Phrase
4.43%	5.74%	calcium {iodide or fluoride}
5.27%	3.68%	strontium {iodide or fluoride}
4.70%	3.75%	barium {iodide or fluoride}
4.65%	3.71%	magnesium {iodide or fluoride}