Ключевые слова: administrative, aids, background, bat, biological, business, concept, conceptual, contagious, corona, crash, credit, crisis, danger, debt, depression, diagnosis, economic, economy, epidemic, failure, filtered, finance, financial, global, globe, hazard, hazardous, help, hospital, ideal, illness, inflation, loss, management, market, microbiology, money, recession, risk, stock, symptom, syndrome, test, testing, viral, wallpaper, work, world, worldwide,