Matched context for expenditure and difficulty

The page lists matched contexts for expenditure and difficulty.

Share - expenditure	Share - difficulty	Phrase
9.98%	2.42%	considerable [importance] {expenditure or difficulty}
14.31%	1.03%	technical [domain related] {expenditure or difficulty}
3.03%	2.19%	involve {expenditure or difficulty} [perform operation]
6.41%	0.81%	entail {expenditure or difficulty} [perform operation]
4.23%	0.52%	reduce {expenditure or difficulty} [perform operation]
5.55%	0.42%	substantial [importance] {expenditure or difficulty}
5.66%	0.23%	additional [importance] {expenditure or difficulty}