You can search for identifiers within the package.
in-package search v0.2.0
module R = Float
Our favorite "ring"
module type S = sig ... end
module Make (M : Tezos_base.TzPervasives.Map.S) : S with type t = R.t M.t and type basis = M.key
module String : S with type t = R.t Tezos_base.TzPervasives.String.Map.t and type basis = string