Matched context for power-assisted and shifting

The page lists matched contexts for power-assisted and shifting.

Share - power-assisted	Share - shifting	Phrase
27.72%	42.74%	{power-assisted or shifting} system
11.35%	14.85%	{power-assisted or shifting} mechanism
5.76%	11.22%	{power-assisted or shifting} apparatus
0.47%	18.34%	{power-assisted or shifting} means