Matched context for concentrate and weaken

The page lists matched contexts for concentrate and weaken.

Share - concentrate	Share - weaken	Phrase
4.65%	19.70%	{concentrate or weaken} force [perform operation]
5.55%	9.53%	{concentrate or weaken} mixture [perform operation]
1.37%	3.76%	{concentrate or weaken} flow [perform operation]
1.06%	3.27%	{concentrate or weaken} modal can
1.61%	2.09%	not {concentrate or weaken}
0.97%	2.56%	{concentrate or weaken} member [perform operation]
1.35%	1.71%	{concentrate or weaken} modal will
0.51%	1.36%	{concentrate or weaken} modal may