Matched context for difficult and necessary

The page lists matched contexts for difficult and necessary.

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