Matched context for clean and heat

The page lists matched contexts for clean and heat.

Share - clean	Share - heat	Phrase
4.22%	2.22%	{clean or heat} air [perform operation]
9.39%	0.61%	{clean or heat} gas [perform operation]
1.09%	2.61%	{clean or heat} fuel [perform operation]
1.83%	0.78%	{clean or heat} chamber [perform operation]
1.52%	0.85%	{clean or heat} oil [perform operation]
1.17%	1.18%	gas [does] {clean or heat}
0.72%	0.21%	{clean or heat} area [perform operation]
2.50%	0.23%	{clean or heat} cylinder [perform operation]
0.51%	0.59%	{clean or heat} element [perform operation]
1.96%	0.20%	{clean or heat} engine [perform operation]
0.55%	0.31%	{clean or heat} part [perform operation]
0.44%	0.24%	{clean or heat} portion [perform operation]
4.27%	0.23%	{clean or heat} surface [perform operation]
1.55%	0.36%	{clean or heat} modal can
0.45%	0.20%	{clean or heat} modal may
0.61%	0.21%	apparatus [does] {clean or heat}
0.64%	0.23%	device [does] {clean or heat}
0.42%	0.98%	means [does] {clean or heat}
0.51%	0.28%	not {clean or heat}
1.22%	0.28%	system [does] {clean or heat}