Matched context for pertain and offer

The page lists matched contexts for pertain and offer.

Share - pertain	Share - offer	Phrase
38.42%	3.70%	invention [does] {pertain or offer}
1.01%	0.20%	engine {pertain or offer}
1.90%	0.17%	system {pertain or offer}
0.33%	0.60%	valve [does] {pertain or offer}