Matched context for concentration and frequency

The page lists matched contexts for concentration and frequency.

Share - concentration	Share - frequency	Phrase
0.15%	0.46%	{concentration or frequency} ratio
0.27%	0.76%	{concentration or frequency} signal
0.40%	0.20%	{concentration or frequency} [location] base
0.28%	0.16%	{concentration or frequency} [does] become
0.16%	0.22%	{concentration or frequency} [does] increase
0.18%	0.26%	{concentration or frequency} [does] vary
0.21%	0.18%	adjust {concentration or frequency} [perform operation]
3.60%	0.24%	detect {concentration or frequency} [perform operation]
0.26%	0.37%	determine {concentration or frequency} [perform operation]
0.27%	0.87%	have {concentration or frequency} [perform operation]
0.90%	1.02%	high [size] {concentration or frequency}
0.40%	0.51%	higher {concentration or frequency}
0.28%	0.34%	increase {concentration or frequency} [perform operation]
0.54%	0.64%	low [size] {concentration or frequency}
0.20%	0.29%	lower [location] {concentration or frequency}
0.37%	0.17%	measure {concentration or frequency} [perform operation]
0.26%	0.88%	predetermined [representation] {concentration or frequency}
0.48%	0.26%	proportional to {concentration or frequency}