The simplest answer for a start is to use perldoc -u f NAME with the names given above...

D:\tmp\woman>perldoc -u -f split|more
=over 8

=item split /PATTERN/,EXPR,LIMIT
X<split>

=item split /PATTERN/,EXPR

=item split /PATTERN/

=item split
...
[download]

I'm sure there is a use perldoc-Module * exposing this functionality, but have to check if it can also be applied with pods other than perlfunc .

*) uhm ... Pod::Perldoc is not really excessively documented stuff ...