Matched context for undertake and perform

The page lists matched contexts for undertake and perform.

Share - undertake	Share - perform	Phrase
6.44%	6.11%	{undertake or perform} control [perform operation]
8.50%	3.95%	{undertake or perform} operation [perform operation]
9.06%	1.15%	{undertake or perform} modal can
11.03%	0.73%	{undertake or perform} correction [perform operation]
6.84%	0.12%	{undertake or perform} modal must