Ключевые слова: 6, communication, concept, count finger, counting, counting hand, counting numbers, disability, disabled, expression, finger counting, finger gesture, gesture, gesture hands, gesturing, hand, hand six fingers, illness, international day of sign languages, isai, language, mute, nicaragua people, non verbal communication, nonverbal, nonverbal communication, number six, sign, sign language, sign language hands, six concept, six fingers, six number concept, symbol, using language sing, visual language,