Matched context for economical and useful

The page lists matched contexts for economical and useful.

Share - economical	Share - useful	Phrase
2.93%	1.58%	{economical or useful} [effectiveness] it
3.41%	1.15%	{economical or useful} [effectiveness] system
0.81%	3.34%	particularly {economical or useful}
2.42%	0.60%	{economical or useful} [effectiveness] device
1.32%	0.30%	{economical or useful} [effectiveness] arrangement
0.89%	0.95%	{economical or useful} [effectiveness] composition
2.01%	0.49%	{economical or useful} [effectiveness] embodiment
1.28%	0.21%	{economical or useful} [effectiveness] engine
0.71%	0.63%	{economical or useful} [effectiveness] fuel
2.18%	0.27%	{economical or useful} [effectiveness] means
1.42%	0.55%	{economical or useful} [effectiveness] method
1.79%	0.16%	{economical or useful} [effectiveness] process
0.74%	0.16%	{economical or useful} [effectiveness] structure
1.20%	0.32%	{economical or useful} [effectiveness] valve
0.33%	0.20%	particularly [degree] {economical or useful}
0.87%	0.20%	very {economical or useful}