Matched context for expensive and superior

The page lists matched contexts for expensive and superior.

Share - expensive	Share - superior	Phrase
7.07%	5.84%	{expensive or superior} [cost] system
1.39%	3.21%	{expensive or superior} [cost] engine
0.40%	6.28%	{expensive or superior} [cost] control
0.58%	2.26%	much {expensive or superior}