Matched context for necessary and difficult

The page lists matched contexts for necessary and difficult.

Share - necessary	Share - difficult	Phrase
0.74%	1.44%	{necessary or difficult} to maintain
1.77%	0.68%	{necessary or difficult} to provide
0.14%	0.19%	{necessary or difficult} to accommodate
0.44%	1.88%	{necessary or difficult} to achieve
0.44%	0.61%	{necessary or difficult} to adjust
0.15%	0.34%	{necessary or difficult} to arrange
0.54%	1.55%	{necessary or difficult} to control
0.24%	0.37%	{necessary or difficult} to design
0.34%	0.87%	{necessary or difficult} to detect
0.30%	0.81%	{necessary or difficult} to determine
0.16%	0.21%	{necessary or difficult} to effect
0.27%	0.45%	{necessary or difficult} to ensure
0.23%	0.42%	{necessary or difficult} to form
0.53%	0.13%	{necessary or difficult} to have
0.79%	0.26%	{necessary or difficult} to increase
0.15%	0.25%	{necessary or difficult} to insure
0.20%	0.26%	{necessary or difficult} to keep
0.51%	0.50%	{necessary or difficult} to make
0.15%	0.51%	{necessary or difficult} to mount
0.18%	0.18%	{necessary or difficult} to move
0.33%	1.92%	{necessary or difficult} to obtain
0.16%	0.16%	{necessary or difficult} to operate
0.28%	0.49%	{necessary or difficult} to perform
0.14%	0.24%	{necessary or difficult} to position
0.45%	0.17%	{necessary or difficult} to prevent
0.19%	0.24%	{necessary or difficult} to produce
0.55%	0.60%	{necessary or difficult} to reduce
0.55%	0.48%	{necessary or difficult} to remove
0.22%	0.15%	{necessary or difficult} to replace
0.39%	0.32%	{necessary or difficult} to set
0.39%	0.14%	{necessary or difficult} to supply
0.26%	0.13%	{necessary or difficult} to take
0.55%	0.45%	{necessary or difficult} to use
0.18%	0.15%	{necessary or difficult} to utilize
0.23%	0.77%	often {necessary or difficult}