Ключевые слова: angry, assessment, bad, best, business, button, choice, client, consumer, customer, emoji, emoticon, emotion, evaluation, excellent, experience, expression, face, feedback, good, happy, icon, illustration, like, marketing, mood, negative, online, opinion, poll, positive, product, quality, questionnaire, rank, ranking, rating, reputation, result, review, sad, satisfaction, scale, score, service, smile, smiley, survey, unhappy, user,