Matched context for fluoride and chloride

The page lists matched contexts for fluoride and chloride.

Share - fluoride	Share - chloride	Phrase
6.97%	4.09%	polyvinyl {fluoride or chloride}
5.74%	2.22%	calcium {fluoride or chloride}
3.86%	1.41%	hydrogen {fluoride or chloride}
3.75%	1.31%	barium {fluoride or chloride}
3.71%	1.29%	magnesium {fluoride or chloride}
3.68%	1.17%	strontium {fluoride or chloride}