Matched context for duct and opening

The page lists matched contexts for duct and opening.

Share - duct	Share - opening	Phrase
2.90%	1.81%	inlet {duct or opening}
5.11%	0.49%	intake {duct or opening}
1.56%	1.67%	outlet {duct or opening}
3.72%	0.32%	air {duct or opening}
3.01%	0.52%	exhaust [physical/chemical] {duct or opening}
0.49%	0.16%	{duct or opening} communicate
0.32%	0.14%	{duct or opening} flow
0.26%	0.21%	{duct or opening} pass
0.45%	0.14%	{duct or opening} [addressee] communicate
0.70%	0.14%	{duct or opening} [connection] connect
0.36%	0.12%	{duct or opening} [location] dispose
0.89%	0.29%	{duct or opening} [does] communicate
0.77%	0.30%	{duct or opening} [does] extend
0.63%	0.17%	{duct or opening} [does] have
0.18%	0.11%	{duct or opening} [does] open
0.67%	0.20%	annular [shape] {duct or opening}
0.35%	1.11%	central [location] {duct or opening}
0.38%	0.77%	close {duct or opening} [perform operation]
0.19%	0.12%	combustion {duct or opening}
0.76%	0.18%	connect {duct or opening} [perform operation]
0.34%	0.59%	define {duct or opening} [perform operation]
0.43%	0.64%	discharge {duct or opening}
0.25%	0.16%	dispose {duct or opening} [perform operation]
0.31%	0.14%	flow {duct or opening}
0.21%	0.12%	flow through {duct or opening}
0.49%	0.67%	form {duct or opening} [perform operation]
0.88%	0.30%	fuel {duct or opening}
0.36%	1.42%	have {duct or opening} [perform operation]
0.33%	0.32%	include {duct or opening} [perform operation]
0.55%	0.45%	injection {duct or opening}
0.55%	0.31%	least [degree] {duct or opening}
0.25%	0.19%	locate {duct or opening} [perform operation]
0.48%	0.15%	overflow {duct or opening}
0.17%	0.16%	position {duct or opening} [perform operation]
0.35%	0.29%	provide {duct or opening} [perform operation]
0.32%	0.18%	radial [shape] {duct or opening}
0.90%	0.11%	return {duct or opening}
0.32%	0.14%	suction {duct or opening}
1.75%	0.19%	supply {duct or opening}
0.25%	0.29%	vent {duct or opening}