Matched context for return and ventilation

The page lists matched contexts for return and ventilation.

Share - return	Share - ventilation	Phrase
15.31%	9.40%	{return or ventilation} line
5.29%	5.11%	{return or ventilation} passage
5.48%	2.83%	{return or ventilation} conduit
0.93%	8.27%	{return or ventilation} valve
2.97%	1.91%	{return or ventilation} pipe
0.90%	5.40%	{return or ventilation} channel
0.44%	7.77%	{return or ventilation} opening
0.75%	2.05%	{return or ventilation} chamber
0.38%	2.73%	{return or ventilation} groove
0.37%	2.74%	{return or ventilation} hole
0.69%	1.45%	{return or ventilation} means
0.22%	7.73%	{return or ventilation} system
0.09%	1.27%	{return or ventilation} air
0.15%	0.79%	{return or ventilation} apparatus
0.08%	0.48%	{return or ventilation} assembly
0.26%	0.89%	{return or ventilation} bore
0.17%	0.85%	{return or ventilation} circuit
0.23%	4.05%	{return or ventilation} device
0.34%	1.02%	{return or ventilation} plate
0.20%	1.80%	{return or ventilation} throttle
0.09%	1.02%	effect {return or ventilation} [perform operation]
0.07%	2.11%	provide {return or ventilation} [perform operation]
0.07%	1.36%	tank {return or ventilation}