Matched context for propyl and butyl

The page lists matched contexts for propyl and butyl.

Share - propyl	Share - butyl	Phrase
18.14%	7.37%	formula [is] {propyl or butyl}
18.44%	7.10%	{propyl or butyl} methacrylate
19.95%	6.20%	{propyl or butyl} acrylate
13.10%	5.33%	radical [is] {propyl or butyl}
9.77%	4.54%	{propyl or butyl} ketone
6.92%	2.25%	{propyl or butyl} amine
2.77%	5.27%	{propyl or butyl} group
1.10%	0.77%	include {propyl or butyl} [perform operation]