Matched context for lowering and arcing

The page lists matched contexts for lowering and arcing.

Share - lowering	Share - arcing	Phrase
6.16%	11.23%	prevent {lowering or arcing} [perform operation]
2.08%	16.95%	{lowering or arcing} [does] occur
4.25%	5.51%	cause {lowering or arcing} [perform operation]
1.70%	6.54%	voltage {lowering or arcing}