Matched context for emission and formation

The page lists matched contexts for emission and formation.

Share - emission	Share - formation	Phrase
3.27%	3.03%	nox {emission or formation}
4.44%	1.96%	reduce {emission or formation} [perform operation]
2.15%	2.81%	oxide {emission or formation}
2.64%	0.79%	pollutant {emission or formation}
2.90%	0.39%	hc {emission or formation}
0.25%	0.48%	{emission or formation} rate
0.14%	0.20%	{emission or formation} [does] increase
0.44%	0.22%	achieve {emission or formation} [perform operation]
0.26%	0.18%	amount {emission or formation}
0.18%	0.81%	avoid {emission or formation} [perform operation]
0.69%	1.19%	carbon {emission or formation}
0.19%	0.37%	cause {emission or formation} [perform operation]
1.27%	0.37%	co {emission or formation}
0.58%	0.38%	control {emission or formation} [perform operation]
0.13%	0.26%	eliminate {emission or formation} [perform operation]
0.77%	0.27%	gas {emission or formation}
2.90%	0.27%	hydrocarbon {emission or formation}
0.50%	0.28%	improve {emission or formation} [perform operation]
0.14%	0.40%	lead to {emission or formation}
0.14%	0.26%	limit {emission or formation} [perform operation]
0.25%	0.33%	matter {emission or formation}
1.11%	0.69%	minimize {emission or formation} [perform operation]
1.26%	0.65%	monoxide {emission or formation}
1.36%	0.58%	nitrogen {emission or formation}
0.28%	1.94%	prevent {emission or formation} [perform operation]
1.23%	0.31%	reduced [increase] {emission or formation}
0.51%	0.44%	smoke {emission or formation}
0.83%	0.49%	smoke [color] {emission or formation}
0.22%	3.22%	soot {emission or formation}
0.22%	0.93%	suppress {emission or formation} [perform operation]
1.28%	0.20%	undesirable [evaluation] {emission or formation}
0.50%	0.78%	vapor {emission or formation}