Matched context for polytetrafluoroethylene and iron

The page lists matched contexts for polytetrafluoroethylene and iron.

Share - polytetrafluoroethylene	Share - iron	Phrase
6.42%	1.88%	{polytetrafluoroethylene or iron} liner
9.00%	0.94%	{polytetrafluoroethylene or iron} powder
5.95%	1.19%	{polytetrafluoroethylene or iron} particle
2.00%	0.07%	{polytetrafluoroethylene or iron} [does] comprise
1.53%	0.33%	comprise {polytetrafluoroethylene or iron} [perform operation]