Местоимения и Определители - Неутвердительные неопределённые местоимения и детерминативы

used to refer to an unspecified amount or number of something

used for referring to a person when who that person is does not matter

used to refer to any person, without specifying who or what kind

used for referring to a thing when it is not important what that thing is

used to say that it does not matter which individual or amount from a group is chosen or referred to