Ключевые слова: alteration, analysis, analytic, analyze, background, banner, business, check, checkup, concept, consideration, correct, correction, design, document, edition, education, educational, exam, horizontal, inspection, learn, marketing, modification, no people, nobody, opinion, overhaul, paper, piece, preparation, reading, result, rethink, review, revise, revising, revision, rework, ripped, school, statistic, stress, study, studying, symbol, text, torn, word,