Matched context for perforation and multiplicity

The page lists matched contexts for perforation and multiplicity.

Share - perforation	Share - multiplicity	Phrase
11.77%	6.04%	have {perforation or multiplicity} [perform operation]
10.79%	4.70%	{perforation or multiplicity} hole
4.50%	4.16%	{perforation or multiplicity} opening
1.84%	2.10%	include {perforation or multiplicity} [perform operation]
1.11%	2.07%	provide {perforation or multiplicity} [perform operation]