Ключевые слова: analyze, assistance, background, black, business, coach, color, concept, course, development, discovery, distance, drawing, drawn, education, elearning, exam, hand, information, isolated, knowledge, learn, lesson, multicolor, newspaper, online, overlapped, paint, paper, piece, professional, questions, ripped, school, seminar, study, success, teach, text, texture, think, torn, trainer, training, webinar, white, word,