Ключевые слова: 4, 9, aloft, alphabet, amount, arm, background, black, business, capital, caucasian, character, cipher, communicate, communication, concept, digit, female, figure, figures, finance, financial, fortynine, four, gesture, gesturing, grammar, hand, hold, human, idea, information, isolated, language, letter, lies, maths, nine, number, numeral, palm, people, sign, skin, symbol, thumb, touch, white, young,