You can search for identifiers within the package.
in-package search v0.2.0
module type EqType = sig ... end
type statistics = {
num_bindings : int;
num_buckets : int;
max_bucket_length : int;
bucket_histogram : int array;
}
module type S = sig ... end
module Make (E : EqType) : sig ... end
module Combine : sig ... end