You can search for identifiers within the package.
in-package search v0.2.0
val implode : char list -> string
val explode : string -> char list
type t =
| Node of bool * (char * t) list
val empty : unit -> t
val node_of_path : char list -> t
val insert : t -> char list -> t
val insert_string : t -> string -> t
val insert_many_strings : t -> string list -> t
val subtree : t -> char list -> t option
val flatten_subtree : t -> char list -> char list list
val gen_completions : t -> string -> string list