Matched context for sustain and impede

The page lists matched contexts for sustain and impede.

Share - sustain	Share - impede	Phrase
11.64%	1.85%	{sustain or impede} combustion [perform operation]
0.99%	16.89%	{sustain or impede} flow [perform operation]
3.55%	4.49%	{sustain or impede} operation [perform operation]
2.12%	2.25%	{sustain or impede} performance [perform operation]
0.53%	8.44%	not {sustain or impede}
1.31%	1.52%	{sustain or impede} modal can
0.98%	2.62%	{sustain or impede} modal will
1.42%	1.76%	force [does] {sustain or impede}
0.39%	0.63%	{sustain or impede} modal may