You can search for identifiers within the package.
in-package search v0.2.0
mew_vi
Resolver.Normal
val try_change_mode : status -> keyseq -> result
val try_modify : int option -> 'a -> keyseq -> result
val try_insert : int option -> 'a -> keyseq -> result
val try_motion_modify_insert : int option -> 'a -> keyseq -> result
val resolver_normal : status -> keyseq -> result