You can search for identifiers within the package.
in-package search v0.2.0
val operations : ([ `GET ], prefix, prefix, < force_metadata : bool ; metadata : [ `Always | `Never ] option ; version : version >, unit, version * operation list list) Tezos_rpc.Service.t
val operations_in_pass : ([ `GET ], prefix, prefix * int, < force_metadata : bool ; metadata : [ `Always | `Never ] option ; version : version >, unit, version * operation list) Tezos_rpc.Service.t
val operation : ([ `GET ], prefix, (prefix * int) * int, < force_metadata : bool ; metadata : [ `Always | `Never ] option ; version : version >, unit, version * operation) Tezos_rpc.Service.t