на каком-нибудь

in some …; in any …

→ на
phrase Rare #36,175
in some …; in any … Used before a noun; the noun is often omitted when clear from context. In questions, it often means “any.”
RU: Вы можете поговорить на каком-нибудь иностранном языке?
EN: Can you speak in any foreign language?