CONSIDERING OF ETHNOPSYCHOLINGUISTICS FEATURES OF THE VIETNAMESE IN THE PRACTICE OF TEACHING RUSSIAN AS A FOREIGN LANGUAGE СтатьяArsenyeva Irina, Irina N., Pomortseva N., Perfilieva N., Van Khoa Tran6th SWS INTERNATIONAL SCIENTIFIC CONFERENCE ON ARTS AND HUMANITIES 2019. 2019. С. 629-636