Matched context for replacement and cleaning

The page lists matched contexts for replacement and cleaning.

Share - replacement	Share - cleaning	Phrase
3.89%	1.50%	{replacement or cleaning} system
3.98%	0.97%	oil {replacement or cleaning}
1.18%	1.85%	{replacement or cleaning} [purpose] remove
2.43%	1.22%	facilitate {replacement or cleaning} [perform operation]
1.85%	1.23%	frequent [time periodicity] {replacement or cleaning}
4.09%	0.73%	require {replacement or cleaning} [perform operation]
1.90%	0.89%	easy [difficulty] {replacement or cleaning}
1.63%	1.15%	periodic [time periodicity] {replacement or cleaning}
0.38%	1.62%	{replacement or cleaning} air
0.57%	0.86%	{replacement or cleaning} apparatus
0.18%	1.36%	{replacement or cleaning} element
0.52%	1.77%	{replacement or cleaning} gas
0.29%	0.36%	{replacement or cleaning} means
0.28%	0.51%	{replacement or cleaning} oil
0.17%	2.08%	{replacement or cleaning} operation
0.23%	2.83%	{replacement or cleaning} process
0.71%	1.01%	{replacement or cleaning} purpose
0.46%	1.67%	accomplish {replacement or cleaning} [perform operation]
0.73%	0.72%	complete [certainty] {replacement or cleaning}
0.15%	0.37%	cylinder {replacement or cleaning}
0.46%	0.33%	effect {replacement or cleaning} [perform operation]
0.24%	0.55%	engine {replacement or cleaning}
0.68%	0.60%	gas {replacement or cleaning}
0.71%	0.47%	perform {replacement or cleaning} [perform operation]
1.00%	0.66%	permit {replacement or cleaning} [perform operation]
0.60%	0.45%	plug {replacement or cleaning}
0.24%	0.43%	provide {replacement or cleaning} [perform operation]
0.30%	0.43%	spark {replacement or cleaning}
0.17%	0.31%	valve {replacement or cleaning}