Matched context for arc-gap and gap

The page lists matched contexts for arc-gap and gap.

Share - arc-gap	Share - gap	Phrase
12.03%	13.13%	spark {arc-gap or gap}
10.92%	2.73%	plug {arc-gap or gap}
12.35%	0.71%	ignition {arc-gap or gap}
6.37%	0.58%	have {arc-gap or gap} [perform operation]