Ключевые слова: abc, abstract, advertise, arm, background, business, char, character, communication, concept, cutout, display, education, figure, finger, gesture, giving, greeting, hand, hold, holding, human, idea, information, innovation, instruct, instruction, isolated, knowledge, learning, letter, male, man, message, note, people, person, presentation, professional, promotion, school, schooling, show, showing, sign, study, success, symbol, teach, text, thumb, training, tuition, white, wisdom,