Matched context for costly and economical

The page lists matched contexts for costly and economical.

Share - costly	Share - economical	Phrase
5.94%	15.47%	{costly or economical} to manufacture
2.14%	4.16%	more {costly or economical}
1.71%	1.46%	{costly or economical} to produce
1.00%	1.41%	{costly or economical} to assemble
1.76%	0.87%	very {costly or economical}
0.89%	0.64%	relatively {costly or economical}