You can search for identifiers within the package.
in-package search v0.2.0
type 'a inline = [> Html_types.core_phrasing_without_interactive ] as 'a Tyxml_html.elt
type 'a block = [> Html_types.div_content ] as 'a Tyxml_html.elt
module type Renderer = sig ... end
module Make (R : Renderer) : sig ... end