Matched context for portable and regenerative

The page lists matched contexts for portable and regenerative.

Share - portable	Share - regenerative	Phrase
2.61%	7.24%	{portable or regenerative} [physical/chemical] system
7.59%	0.31%	{portable or regenerative} [physical/chemical] apparatus
0.53%	2.39%	{portable or regenerative} [physical/chemical] means
0.76%	0.23%	{portable or regenerative} [physical/chemical] power
0.83%	0.86%	{portable or regenerative} [physical/chemical] pump
0.96%	0.40%	{portable or regenerative} [physical/chemical] unit